1970

DATA CENTER OBSERVATIONS OF VERTICAL AND LATERAL P-VELOCITY ANOMALIES IN THE EARTH'S MANTLE USING THE FENNOSCANDINAVIAN CONTINENTAL ARRAY
Husebye, E. S., Kanestrom, R. and Rud, R.
https://doi.org/10.21348/p.1970.0006

ERRORS IN TIME DELAY MEASUREMENTS
Bungum, H. and Husebye, E. S.
https://doi.org/10.21348/p.1970.0001

PROGRESS REPORT FOR NORSAR PHASE 3 COVERING 3rd QUARTER 1970* STATUS PER 30 SEPTEMBER 1970
NORSAR
https://doi.org/10.21348/p.1970.0007

PROGRESS REPORT NORSAR Phase 3
NORSAR
https://doi.org/10.21348/p.1970.0008

SEISMIC ARRAYS AND DATA HANDLING PROBLEMS
Husebye, E. S. and Bungum, H.
https://doi.org/10.21348/p.1970.0004

TECHNICAL REPORT 1 July -- 31 Dec 1970
NORSAR
https://doi.org/10.21348/p.1970.0009

THE NORSAR ARRAY AND PRELIMINARY RESULTS OF DATA ANALYSIS
Bungum, H., Husebye, E. S. and Ringdal, F.
https://doi.org/10.21348/p.1970.0002

THE NORWEGIAN SEISMIC ARRAY
Husebye, E. S.
https://doi.org/10.21348/p.1970.0003

VERTICAL AND LATERAL INHOMOGENEITIES IN THE EARTH'S DEEP MANTLE
Husebye, E. S., Kanestrom, R. and Rud, R.
https://doi.org/10.21348/p.1970.0005

1971

NORSAR EVENT PROCESSOR COMPUTER TIME REQUIREMENT
Bungum, H. and Berteussen, K. A.
https://doi.org/10.21348/p.1971.0007

NORSAR Seismic Bulletins
NORSAR
https://doi.org/10.21348/b.0001

NORSAR Station Network
NORSAR
https://doi.org/10.21348/d.no.0001

Proceedings from the seminar on seismology and seismic arrays
Anglin, F. M.
https://doi.org/10.21348/p.1971.0001

Proceedings from the seminar on seismology and seismic arrays
BOSSOLASCO, M., CICCONI, G. and EVA, C.
https://doi.org/10.21348/p.1971.0003

Proceedings from the seminar on seismology and seismic arrays
Bungum, H.
https://doi.org/10.21348/p.1971.0004

Proceedings from the seminar on seismology and seismic arrays
Baath, M.
https://doi.org/10.21348/p.1971.0002

Proceedings from the seminar on seismology and seismic arrays
Dahlman, O.
https://doi.org/10.21348/p.1971.0008

Proceedings from the seminar on seismology and seismic arrays
Doornbos, D. J. and Husebye, E. S.
https://doi.org/10.21348/p.1971.0009

Proceedings from the seminar on seismology and seismic arrays
Ericsson, U.
https://doi.org/10.21348/p.1971.0010

Proceedings from the seminar on seismology and seismic arrays
Ericsson, U.
https://doi.org/10.21348/p.1971.0011

Proceedings from the seminar on seismology and seismic arrays
Felix, C. P., Gilbert, W. L. and Wheeler, S. G.
https://doi.org/10.21348/p.1971.0012

Proceedings from the seminar on seismology and seismic arrays
Filson, J. and Bungum, H.
https://doi.org/10.21348/p.1971.0013

Proceedings from the seminar on seismology and seismic arrays
Gjoeystdal, H., Husebye, E. S. and Rieber-Mohn, D.
https://doi.org/10.21348/p.1971.0014

Proceedings from the seminar on seismology and seismic arrays
Harley, T. W.
https://doi.org/10.21348/p.1971.0015

Proceedings from the seminar on seismology and seismic arrays
Hjelme, J.
https://doi.org/10.21348/p.1971.0016

Proceedings from the seminar on seismology and seismic arrays
Israelsson, H.
https://doi.org/10.21348/p.1971.0019

Proceedings from the seminar on seismology and seismic arrays
Lacoss, R. T.
https://doi.org/10.21348/p.1971.0020

Proceedings from the seminar on seismology and seismic arrays
Melcher, P.
https://doi.org/10.21348/p.1971.0021

Proceedings from the seminar on seismology and seismic arrays
Noponen, I.
https://doi.org/10.21348/p.1971.0022

Proceedings from the seminar on seismology and seismic arrays
Noponen, I., Husebye, E. S. and Rieber-Mohn, D.
https://doi.org/10.21348/p.1971.0023

Proceedings from the seminar on seismology and seismic arrays
PASSECHNIK, I. P.
https://doi.org/10.21348/p.1971.0027

Proceedings from the seminar on seismology and seismic arrays
Rygg, E.
https://doi.org/10.21348/p.1971.0028

Proceedings from the seminar on seismology and seismic arrays
WHITHAM, K.
https://doi.org/10.21348/p.1971.0029

Proceedings from the seminar on seismology and seismic arrays
Willmore, P. L.
https://doi.org/10.21348/p.1971.0030

Proceedings from the seminar on seismology and seismic arrays, part 1
Bungum, H. and Husebye, E. S.
https://doi.org/10.21348/p.1971.0005

Proceedings from the seminar on seismology and seismic arrays, part 2
Bungum, H. and Husebye, E. S.
https://doi.org/10.21348/p.1971.0006

PROGRESS REPORT FOR NORSAR PHASE 3 COVERING 3rd QUARTER 1971
NORSAR
https://doi.org/10.21348/p.1971.0026

NORSAR RESEARCH AND DEVELOPMENT 1 July 1970 -- 20 June 1971
Husebye, E. S.
https://doi.org/10.21348/p.1971.0018

PROGRESS REPORT NORSAR Phase 3 1st QUARTER 1971
NORSAR
https://doi.org/10.21348/p.1971.0024

PROGRESS REPORT NORSAR Phase 3 2nd Quarter 1971
NORSAR
https://doi.org/10.21348/p.1971.0025

PROGRESS REPORT NORSAR PHASE 3 4th Quarter 1971
Husebye, E. S.
https://doi.org/10.21348/p.1971.0017

1972

A COMPARISON OF PERFORMANCE BETWEEN PREDICTION ERROR AND BANDPASS FILTERS
Gjoeystdal, H. and Husebye, E. S.
https://doi.org/10.21348/p.1972.0006

AN EVALUATION OF THE ROUTINE PROCESSING OF EVENTS AT NORSAR DURING THE TIME PERIOD MAY -- OCTOBER 1971
Bungum, H. and Berteussen, K. A.
https://doi.org/10.21348/p.1972.0005

ARRAY STATIONS AS A TOOL FOR MICROSEISMIC RESEARCH
Bungum, H.
https://doi.org/10.21348/p.1972.0003

DATA CENTER NORSAR Research and Development
Husebye, E. S.
https://doi.org/10.21348/p.1972.0011

EVENT DETECTION AND LOCATION CAPABILITIES AT NORSAR
Bungum, H.
https://doi.org/10.21348/p.1972.0004

EVENT DETECTION PROBLEMS USING A PARTIALLY COHERENT SEISMIC ARRAY
Ringdal, F., Husebye, E. S. and Dahle, A.
https://doi.org/10.21348/p.1972.0016

INTRODUCTION TO NORSAR SP ANALOG STATION
Steinert, O.
https://doi.org/10.21348/p.1972.0017

NORSAR beretning for perioden 1. 7. 1970 -- 30. 6. 1972
Bungum, H.
https://doi.org/10.21348/p.1972.0002

ONE ARRAY AND TWO ARRAY LOCATION CAPABILITIES
Gjoeystdal, H., Husebye, E. S. and Rieber-Mohn, D.
https://doi.org/10.21348/p.1972.0007

ON-LINE EVENT DETECTION USING A GLOBAL SEISMOLOGICAL NETWORK
Husebye, E. S., Ringdal, F. and Fyen, J.
https://doi.org/10.21348/p.1972.0012

Predicted and Observed Seismic Event Detectability of the NORSAR Array
Berteussen, K. A. and Husebye, E. S.
https://doi.org/10.21348/p.1972.0001

PROGRESS REPORT NORSAR PHASE 3 1st Quarter 1972
Husebye, E. S.
https://doi.org/10.21348/p.1972.0008

PROGRESS REPORT NORSAR PHASE 3 2nd Quarter 1972
Husebye, E. S.
https://doi.org/10.21348/p.1972.0009

PROGRESS REPORT NORSAR PHASE 3 3rd Quarter 1972
Husebye, E. S.
https://doi.org/10.21348/p.1972.0010

SYSTEM OPERATION REPORT 1 January -- 30 June 1971
NORSAR
https://doi.org/10.21348/p.1972.0014

TECHNICAL REPORT Field Maintenance Report 1 January -- 30 September 1971
NORSAR
https://doi.org/10.21348/p.1972.0015

TECHNICAL REPORT Field Maintenance Report 1 July -- 31 December 1970
NORSAR
https://doi.org/10.21348/p.1972.0013

1973

ARRAY MONITORING AND FIELD MAINTENANCE REPORT 1 July -- 31 December 1972
Steinert, O. and Nilsen, A.
https://doi.org/10.21348/p.1973.0002

NORSAR Research and Development (1 July 1972 -- 30 June 1973)
Husebye, E. S.
https://doi.org/10.21348/p.1973.0006

PROGRESS REPORT NORSAR PHASE 3 2nd Quarter 1973
Husebye, E. S.
https://doi.org/10.21348/p.1973.0005

PROGRESS REPORT NORSAR PHASE 3 4th Quarter 1972
Husebye, E. S.
https://doi.org/10.21348/p.1973.0003

PROGRESS REPORT NORSAR PHASE 3
Husebye, E. S.
https://doi.org/10.21348/p.1973.0004

REGIONS OF SEISMIC WAVE SCATTERING IN THE EARTH'S MANTLE AND PRECURSORS TO PKP
Doornbos, D. and Vlaar, N. J.
https://doi.org/10.21348/p.1973.0001

SYSTEM OPERATION REPORT 1 January -- 30 June 1973
Tveitane, P.
https://doi.org/10.21348/p.1973.0010

SYSTEM OPERATIONS REPORT 1 January -- 30 June 1972
NORSAR
https://doi.org/10.21348/p.1973.0008

SYSTEM OPERATIONS REPORT 1 July -- 31 December 1971
NORSAR
https://doi.org/10.21348/p.1973.0007

SYSTEM OPERATIONS REPORT 1 July -- 31 December 1972
NORSAR
https://doi.org/10.21348/p.1973.0009

1974

A CHERNOV MEDIUM ANALYSIS AT NORSAR
Capon, J. and Berteussen, K. A.
https://doi.org/10.21348/p.1974.0020

A CHERNOV RANDOM MEDIUM MODEL
Berteussen, K. A., Christoffersson, A., Husebye, E. S. and Dahle, A.
https://doi.org/10.21348/p.1974.0003

A KIRNOS SEISMOGRAPH IN THE NORSAR SEISMIC ARRAY
Dahle, A.
https://doi.org/10.21348/p.1974.0024

A NEW QUANTITATIVE MEASUREMENT OF SEISMICITY
Purcaru, G.
https://doi.org/10.21348/p.1974.0039

ANALYSIS OF CODA AND MULTIPATH PROPAGATION OF RAYLEIGH WAVES AT NORSAR
Bungum, H. and Capon, J.
https://doi.org/10.21348/p.1974.0012

ARRAY MONITORING AND FIELD MAINTENANCE
NORSAR
https://doi.org/10.21348/p.1974.0036

ARRAY MONITORING AND FIELD MAINTENANCE
Steinert, O. and Nilsen, A. K.
https://doi.org/10.21348/p.1974.0047

CODA CONTENTS AND MULTIPATHING OF RAYLEIGH WAVES AT NORSAR
Bungum, H. and Capon, J.
https://doi.org/10.21348/p.1974.0011

DETECTION PROCESSOR OPERATION
Rieber-Mohn, D. and Bungum, H.
https://doi.org/10.21348/p.1974.0041

DETECTION PROCESSOR OPERATION
Rieber-Mohn, D.
https://doi.org/10.21348/p.1974.0040

DIURNAL VARIATION OF SEISMIC NOISE AND ITS EFFECT ON DETECTABILITY
Bungum, H. and Ringdal, F.
https://doi.org/10.21348/p.1974.0018

ESTIMATION OF SIGNALS IN MULTIPLE NOISE A UNIFIED APPROACH
Christoffersson, A. and Jonsson, B.
https://doi.org/10.21348/p.1974.0023

ESTIMATION OF SIGNALS IN MULTIPLE NOISE A UNIFIED APPROACH
Christoffersson, A. and Jansson, B.
https://doi.org/10.21348/p.1974.0021

ESTIMATION OF SIGNALS IN MULTIPLE NOISE A UNIFIED APPROACH
Christoffersson, A. and Johansson, B.
https://doi.org/10.21348/p.1974.0022

EVENT DETECTION AND LOCATION CAPABILITIES AT NORSAR
Bungum, H. and Husebye, E.
https://doi.org/10.21348/p.1974.0013

EVENT PROCESSOR (EP) OPERATION
Bungum, H., Rieber-Mohn, D. and Engebretsen, P.
https://doi.org/10.21348/p.1974.0017

EVENT PROCESSOR OPERATION
Rieber-Mohn, D. and Bungum, H.
https://doi.org/10.21348/p.1974.0042

EXPERIMENTAL ANALOG STATIONS AT NORSAR
Bungum, H. and Nilsen, A. K.
https://doi.org/10.21348/p.1974.0015

EXPERIMENTAL ANALOG STATIONS AT NORSAR
Bungum, H., Nilsen, A. K. and Steinert, O.
https://doi.org/10.21348/p.1974.0014

FALSE ALARM AND NOISE STABILITY AT NORSAR
Steinert, O., Husebye, E. S. and Gjoeystdal, H.
https://doi.org/10.21348/p.1974.0046

INSTALLATION AND CALIBRATION OF KIRNOS INSTRUMENTATION
Petterse, R. and Larsen, P. W.
https://doi.org/10.21348/p.1974.0037

INVESTIGATIONS OF POSSIBLE BIAS IN mb MAGNITUDE MEASUREMENTS
Husebye, E. S., Dahle, A. and Berteussen, K. A.
https://doi.org/10.21348/p.1974.0032

LONG PERIOD P FROM NOVAYA ZEMLYA EXPLOSIONS
King, D. W. and Berteussen, K. A.
https://doi.org/10.21348/p.1974.0033

mb:Ms AT NORSAR
Bungum, H. and Noponen, I.
https://doi.org/10.21348/p.1974.0016

MECHANISM STUDY OF NORTH ATLANTIC EARTHQUAKES
Aki, K., Husebye, E. S. and Bungum, H.
https://doi.org/10.21348/p.1974.0002

MELDING FOR PERIODEN 1. 7. 1972 -- 30. 6. 1974
Bungum, H.
https://doi.org/10.21348/p.1974.0008

MULTIPATHING AND GROUP VELOCITY
Bungum, H.
https://doi.org/10.21348/p.1974.0010

NORSAR DATA PROCESSING CENTER (NDPC) OPERATION
Tveitane, P.
https://doi.org/10.21348/p.1974.0049

NORSAR DATA PROCESSING CENTER (NDPC) OPERATION
Tveitane, P.
https://doi.org/10.21348/p.1974.0050

NORSAR LOCATION CALIBRATIONS AND TIME DELAY CORRECTIONS
Berteussen, K. A.
https://doi.org/10.21348/p.1974.0007

P CODA STUDIES
King, D. W. and Husebye, E. S.
https://doi.org/10.21348/p.1974.0035

PRELIMINARY REPORT ON AND PROPOSAL FOR FUTURE FOCAL MECHANISM STUDY OF NORTH ATLANTIC EARTHQUAKES -- BY THE SURFACE WAVE METHOD
Aki, K. and Husebye, E. S.
https://doi.org/10.21348/p.1974.0001

PRINCIPAL COMPONENT TECHNIQUES IN ANALYSIS OF SEISMIC WAVES
Husebye, E. S., Christoffersson, A. and Fraiser, C.
https://doi.org/10.21348/p.1974.0031

PROGRAMMING ACTIVITY
Rieber-Mohn, D., Rud, R. and Skribeland, S.
https://doi.org/10.21348/p.1974.0044

PROGRAMMING ACTIVITY
Rieber-Mohn, D., Rud, R., Fyen, J., Skribel, , S. and Berteussen, V.
https://doi.org/10.21348/p.1974.0043

P-WAVE AMPLITUDE VARIATIONS ACROSS NORSAR
Berteussen, K. A., Husebye, E. S. and Berteussen, V.
https://doi.org/10.21348/p.1974.0004

QUASI- AND SUPERCYCLICITY OF EARTHQUAKES AND TIME MAGNITUDE GAPS IN EARTHQUAKE PREDICTION
Purcaru, G.
https://doi.org/10.21348/p.1974.0038

S WAVE STUDIES
King, D. W., Berteussen, K. A. and Husebye, E. S.
https://doi.org/10.21348/p.1974.0034

SCATTERING OF P WAVES AT NORSAR
Dahle, A., Berteussen, K. A., Husebye, E. S. and Christoffersson, A.
https://doi.org/10.21348/p.1974.0025

SCATTERING SOURCES IN THE DEEP MANTLE AND P'P' AND PKP PRECURSOR WAVES
Haddon, R. A. W. and Husebye, E. S.
https://doi.org/10.21348/p.1974.0029

SEISMIC WAVE SCATTERING NEAR CAUSTICS AND PKKP PRECURSORS
Doornbos, D.
https://doi.org/10.21348/p.1974.0027

SEISMICITY OF THE GREENLAND AND NORWEGIAN SEAS
Husebye, E., Gjoeystdal, H. and Bungum, H.
https://doi.org/10.21348/p.1974.0030

SEMIANNUAL TECHNICAL REPORT NORSAR PHASE 3
Bungum, H.
https://doi.org/10.21348/p.1974.0009

SEMIANNUAL TECHNICAL REPORT NORSAR PHASE 3
Bungum, Hilmar
https://doi.org/10.21348/p.1974.0019

THE ANELASTICITY OF THE INNER CORE
Doornbos, D. J.
https://doi.org/10.21348/p.1974.0028

THE EFFECT OF THE SLOWNESS AND TRAVEL TIME ANOMALIES ON ARRAY PERFORMANCE
Berteussen, K. A.
https://doi.org/10.21348/p.1974.0005

THE NORSAR ARPANET CONNECTION
Rieber-Mohn, D. and Tveitane, P.
https://doi.org/10.21348/p.1974.0045

THE NORSAR ARPANET CONNECTION
Tveitane, P. and Rieber-Mohn, D.
https://doi.org/10.21348/p.1974.0048

TRAVEL TIME ANOMALIES AND CRUSTAL STRUCTURE BENEATH NORSAR
Berteussen, K. A.
https://doi.org/10.21348/p.1974.0006

WAVE SCATTERING EFFECTS IN TRAVEL TIME AND AMPLITUDE
Dahle, A., Husebye, E. S., Christoffersson, A. and Berteussen, K. A.
https://doi.org/10.21348/p.1974.0026

1975

A KIRNOS SEISMOGRAPH IN THE NORSAR SEISMIC ARRAY
Dahle, A.
https://doi.org/10.21348/p.1975.0014

ARRAY MONITORING AND FIELD MAINTENANCE
Nilsen, A. K.
https://doi.org/10.21348/p.1975.0024

AUTOREGRESSIVE REPRESENTATION OF SEISMIC P-WAVE SIGNALS AND SHORT-PERIOD DISCRIMINATION
Tjostheim, D.
https://doi.org/10.21348/p.1975.0030

DETECTION PROCESSOR OPERATION
Rieber-Mohn, D.
https://doi.org/10.21348/p.1975.0027

DETERMINATION OF THE THREE-DIMENSIONAL SEISMIC STRUCTURE OF THE LITHOSPHERE
Aki, K., Christoffersson, A. and Husebye, E. S.
https://doi.org/10.21348/p.1975.0001

EARTHQUAKE ACTIVITY IN FENNOSCANDIA, 1497-1973
Husebye, E. S., Gjoeystdal, H. and Bungum, H.
https://doi.org/10.21348/p.1975.0018

ESTIMATION OF SIGNALS IN MULTIPLE NOISE A UNIFIED APPROACH
Christoffersson, A. and Jansson, B.
https://doi.org/10.21348/p.1975.0012

EVENT PROCESSOR OPERATION
NORSAR
https://doi.org/10.21348/p.1975.0025

FINAL TECHNICAL REPORT NORSAR PHASE 3
Berteussen, K. A.
https://doi.org/10.21348/p.1975.0005

FURTHER mb:Ms STUDIES AT NORSAR
Bungum, H.
https://doi.org/10.21348/p.1975.0007

HIGHER MODE SURFACE WAVES
King, D. W. and Crampin, S.
https://doi.org/10.21348/p.1975.0020

IMPLICATIONS OF CRUSTAL SCATTERING ON SEISMIC PROFILING
King, D. W. and Berteussen, K. A.
https://doi.org/10.21348/p.1975.0019

IMPROVED IDENTIFICATION USING COMBINED CRITERIA
Bungum, H. and Tjostheim, D.
https://doi.org/10.21348/p.1975.0009

IN SITU STRESS MONITORING
Bungum, H., Aki, K. and Risbo, T.
https://doi.org/10.21348/p.1975.0008

NORSAR DATA PROCESSING CENTER (NDPC) OPERATION
NORSAR
https://doi.org/10.21348/p.1975.0026

ON THE ORIGIN OF SLOWNESS AND AZIMUTH ANOMALIES OF TELESEISMIC SIGNALS
Berteussen, K. A.
https://doi.org/10.21348/p.1975.0002

PRECURSORS TO PP
King, D. W., Haddon, R. A. W. and Husebye, E. S.
https://doi.org/10.21348/p.1975.0021

PRELIMINARY RAYLEIGH WAVE STUDIES NORTH OF SCANDINAVIA
Calcagnile, G.
https://doi.org/10.21348/p.1975.0010

PROGRAMMING ACTIVITY
Rieber-Mohn, D.
https://doi.org/10.21348/p.1975.0028

REINSTALLATION OF NORSAR SP ANALOG STATION (NAS)
Larsen, P. W.
https://doi.org/10.21348/p.1975.0023

Seismic modelling of an anisotropic boundary layer
Doornbos, D.
https://doi.org/10.21348/p.1975.0016

SIGNAL-NOISE CLASSIFICATION
Fyen, J.
https://doi.org/10.21348/p.1975.0017

SOME AUTOREGRESSIVE MODELS FOR SHORT-PERIOD SEISMIC NOISE
Tjostheim, D.
https://doi.org/10.21348/p.1975.0031

SOURCE-SPECTRAL SCALING AND CORNER FREQUENCIES
Brown, R. J.
https://doi.org/10.21348/p.1975.0006

STUDIES OF PRECURSORS
King, D. W., Husebye, E. S. and Haddon, R. A. W.
https://doi.org/10.21348/p.1975.0022

THE EFFECT OF ARRAY CONFIGURATION ON SLOWNESS AND AZIMUTH ANOMALIES
Berteussen, K. A.
https://doi.org/10.21348/p.1975.0003

THE NORSAR ARPANET CONNECTION
Rieber-Mohn, D.
https://doi.org/10.21348/p.1975.0029

TIME AND AMPLITUDE FLUCTUATIONS OF TELESEISMIC P-SIGNALS AT NORSAR IN VIEW OF WAVE SCATTERING THEORY
Dahle, A.
https://doi.org/10.21348/p.1975.0013

TIME AND AMPLITUDE FLUCTUATIONS OF TELESEISMIC P-SIGNALS AT NORSAR IN VIEW OF WAVE SCATTERING THEORY
Dahle, A.
https://doi.org/10.21348/p.1975.0015

UPPER MANTLE P-WAVE VELOCITIES
Calcagnile, G. and King, D. W.
https://doi.org/10.21348/p.1975.0011

WAVE SCATTERING THEORY IN ANALYSIS OF P-WAVE ANOMALIES AT NORSAR AND LASA
Berteussen, K. A., Christoffersson, A., Husebye, E. S. and Dahle, A.
https://doi.org/10.21348/p.1975.0004

1976

A Pattern Recognition Approach to Seismic Discrimination
Tjostheim, D.
https://doi.org/10.21348/p.1976.0028

AMPLITUDE PATTERN EFFECTS ON NORSAR P-WAVE DETECTABILITY
Berteussen, A. K. and Husebye, E. S.
https://doi.org/10.21348/p.1976.0002

An Analysis of Rayleigh Waves from Novaya-Zemlya Explosions
Levshin, A. L. and Berteussen, K. A.
https://doi.org/10.21348/p.1976.0023

An Improved Discriminant using Spectral Estimates for Surface Waves
Tjostheim, D. and Husebye, E. S.
https://doi.org/10.21348/p.1976.0029

Determination of the 3-dimensional Seismic Structure of the Lithosphere under Montana LASA and under the USGS Central California Seismic Array
Aki, K., Christoffersson, A. and Husebye, E. S.
https://doi.org/10.21348/p.1976.0001

Direct Measurements of Crustal P-velocities in the NORSAR Area
Berteussen, K. A.
https://doi.org/10.21348/p.1976.0003

Event Detectability of Seismograph Stations in Fennoscandia
Pirhonen, S., Ringdal, F. and Berteussen, K. A.
https://doi.org/10.21348/p.1976.0024

FINAL REPORT NORSAR PHASE 3
Berteussen, K. A.
https://doi.org/10.21348/p.1976.0006

Inversion of Large Aperture Array Travel Time Data for Mapping of Seismic Anomalies in the Lithosphere Asthenosphere
Husebye, E. S., Christoffersson, A. and Baer, M.
https://doi.org/10.21348/p.1976.0019

Lateral Variation in the Structure of the Upper Mantle beneath Eurasia
England, P., King, D. W. and Worthington, M.
https://doi.org/10.21348/p.1976.0015

Long Period P-Wave Spectra as a Tool for Studies of Local Structure
Berteussen, K. A.
https://doi.org/10.21348/p.1976.0007

Noise level variation at NORSAR and its effect on detectability
Ringdal, F. and Bungum, H.
https://doi.org/10.21348/p.1976.0026

NORSAR beretning for perioden 1. 7. 1974 -- 30. 6. 1976
Bungum, H.
https://doi.org/10.21348/p.1976.0011

NORSAR Operational Capabilities
Berteussen, K. A. and Bungum, H.
https://doi.org/10.21348/p.1976.0008

On the Ms-mb Relationship of Earthquakes
Ringdal, F. and Turnbull, L. S.
https://doi.org/10.21348/p.1976.0027

Origins of Precursors to P'P'
Haddon, R. A. W., Husebye, E. S. and King, D. W.
https://doi.org/10.21348/p.1976.0017

Precise Monitoring of Seismic Velocities
Bungum, H., Risbo, T. and Hjortenberg, E.
https://doi.org/10.21348/p.1976.0013

P-wave Velocities in the Upper Mantle beneath Fennoscandia and Western Russia
King, D. W. and Calganile, G.
https://doi.org/10.21348/p.1976.0021

RE-EVALUATION OF THE NORSAR DETECTION AND LOCATION CAPABILITIES
Berteussen, K. A., Bungum, H. and Ringdal, F.
https://doi.org/10.21348/p.1976.0009

ScS Precursor Waves
Brown, J. S., Bungum, H. and Husebye, E. S.
https://doi.org/10.21348/p.1976.0010

Seismic risk analysis for a nuclear power plant at Forsmark, Sweden
Husebye, E. S. and Ringdal, F.
https://doi.org/10.21348/p.1976.0020

Seismic Velocity Variations and Solid Earth Tides
Bungum, H., Risbo, T. and Hjortenberg, E.
https://doi.org/10.21348/p.1976.0014

Seismicity of the Norwegian Sea: The Jan Mayen Fracture Zone
Bungum, H. and Husebye, E. S.
https://doi.org/10.21348/p.1976.0012

SEMIANNUAL TECHNICAL REPORT NORSAR PHASE 3
Berteussen, K. A.
https://doi.org/10.21348/p.1976.0004

SEMIANNUAL TECHNICAL SUMMARY
Berteussen, K. A.
https://doi.org/10.21348/p.1976.0005

SPECTRAL PROPERTIES AND SOURCE AREAS OF STORM MICROSEISMS AT NORSAR
Korhonen, H. and Pirhonen, S. E.
https://doi.org/10.21348/p.1976.0022

The Seismicity of Fennoscandia
Husebye, E. S. and Bungum, H.
https://doi.org/10.21348/p.1976.0018

Variance of Teleseismic P-wave Amplitudes
Ringdal, F.
https://doi.org/10.21348/p.1976.0025

Weighted Beamforming using Non-negative Weights
Fyen, J. and Christoffersson, A.
https://doi.org/10.21348/p.1976.0016

1977

A Case Study of Plates in Collision, the Lithosphere in the Hindu-Kush and Pamir Region
Husebye, E. S., England, , P. C., Lukk, A. A. and Vinnik, L. P.
https://doi.org/10.21348/p.1977.0011

A Criterion for Determining the Order of an AR Model
Sandvin, O. A. and Tjostheim, D.
https://doi.org/10.21348/p.1977.0016

A Measure of Association for Spatial Variables
Tjostheim, D.
https://doi.org/10.21348/p.1977.0022

A New Method of Spectral Estimation for Spatial Data
Tjostheim, D.
https://doi.org/10.21348/p.1977.0020

A New Method of Spectral Estimation for Spatial Data. Part II
Tjostheim, D.
https://doi.org/10.21348/p.1977.0023

A Pattern Recognition Approach to Seismic Discrimination. Part II: Classification
Tjostheim, D.
https://doi.org/10.21348/p.1977.0019

Autoregressive Modelling of Seismic Storms
Sandvin, O. A. and Tjostheim, D.
https://doi.org/10.21348/p.1977.0015

Detection of Waves Converted from P to SV in the Mantle
Vinnik, L. P.
https://doi.org/10.21348/p.1977.0024

Estimating the Autocorrelation Function of Spatio-Temporal variables
Tjostheim, D.
https://doi.org/10.21348/p.1977.0021

FINAL TECHNICAL SUMMARY
Gjoeystdal, H.
https://doi.org/10.21348/p.1977.0008

Interference of Surface Waves
Bungum, H. and Levshin, A.
https://doi.org/10.21348/p.1977.0006

Lateral P-velocity Distribution in the Upper Mantle Derived from NORSAR Data
England, P. C., Kennett, B. L. N. and Worthington, M.
https://doi.org/10.21348/p.1977.0007

Long Period Noise Level variations at NORSAR
Ringdal, F.
https://doi.org/10.21348/p.1977.0013

Modelling of P-wave Amplitude Anomalies in Terms of Heterogeneities in the Lithosphere
Haddon, R. A. W. and Husebye, E. S.
https://doi.org/10.21348/p.1977.0009

NORSAR Moho Depths from Spectral Ratio Analysis of Long Period P-waves
Berteussen, K. A.
https://doi.org/10.21348/p.1977.0001

P-wave Amplitude Observations Across NORSAR -- Observational and Theoretical Results
Haddon, R. A. W. and Husebye, E. S.
https://doi.org/10.21348/p.1977.0010

P-wave Detectability Study of Existing World-Wide Seismograph Stations
Ringdal, F., Husebye, E. S. and Fyen, J.
https://doi.org/10.21348/p.1977.0014

P-wave Travel Time Studies using a Continental Array
Husebye, E. S. and Ringdal, F.
https://doi.org/10.21348/p.1977.0012

Seismicity and Crustal Structure in the Svalbard Area
Bungum, H., Husebye, E. S. and Berteussen, K. A.
https://doi.org/10.21348/p.1977.0005

SEMIANNUAL TECHNICAL SUMMARY
Bungum, H.
https://doi.org/10.21348/p.1977.0002

Short-period Discrimination Using Multivariate Autoregressive Representation of P-waves
Sandvin, O. A. and Tjosthein, D.
https://doi.org/10.21348/p.1977.0017

STIEGLER'S GORGE SEISMIC NETWORK
Bungum, H.
https://doi.org/10.21348/p.1977.0004

The Use of Converted Phases to Infer the Depth of the Lithosphere-Asthenosphere Boundary beneath the Baltic Shield
Snoke, J. A., Sacks, I. S. and Husebye, E. S.
https://doi.org/10.21348/p.1977.0018

Two New Earthquake Focal Mechanism Solutions
Bungum, H.
https://doi.org/10.21348/p.1977.0003

1978

A GENERAL COMPUTER ALGORITHM FOR CALCULATING ZERO-VALUE CONTOURS OF A BIVARIATE SCALAR FUNCTION, WITH SPECIAL APPLICATION TO SEISMIC RAY-TRACING IN COMPLEX 3-DIMENSIONAL MODELS
Gjoeystdal, H.
https://doi.org/10.21348/p.1978.0017

A Maximum Likelihood Procedure for Local Event Location Based on Observed S-P Time Differences at Two or More Stations
Gjoeystdal, H.
https://doi.org/10.21348/p.1978.0016

COMPUTATION OF SEISMIC RAY PATHS BETWEEN GIVEN SOURCE AND RECEIVER LINE IN A COMPLEX 3-D MODEL
Gjoeystdal, H.
https://doi.org/10.21348/p.1978.0018

Description of and Preliminary Results from a Seismic Network for Microearthquake Studies in Tanzania
Bungum, H. and Fyen, J.
https://doi.org/10.21348/p.1978.0003

Do Geological Surface Features Have a Counterpart in the Deeper Part of the Lithosphere
Christoffersson, A. and Husebye, E. S.
https://doi.org/10.21348/p.1978.0011

DOCUMENTATION OF THE NCP TASK
Rieber-Mohn, D.
https://doi.org/10.21348/p.1978.0026

Evaluation of the Current NORSAR Detection Capabilities
Bungum, H. and Ringdal, F.
https://doi.org/10.21348/p.1978.0008

Evaluation of the Current NORSAR Location Capabilities
Bungum, H.
https://doi.org/10.21348/p.1978.0002

FINAL TECHNICAL SUMMARY
Rieber-Mohn, D.
https://doi.org/10.21348/p.1978.0027

General Purpose Program for Seismic Discrimination
Sandvin, O. A.
https://doi.org/10.21348/p.1978.0031

Inversion of Travel Time Data
Husebye, E. S. and Christoffersson, A.
https://doi.org/10.21348/p.1978.0020

Lithospheric Thicknesses in the General NORSAR Siting Area
Sacks, I. S., Husebye, E. S. and Snoke, J. A.
https://doi.org/10.21348/p.1978.0030

Macroseismic Data Collection Using Newspaper Ads
Bungum, H. and Husebye, E. S.
https://doi.org/10.21348/p.1978.0006

Magnitude Studies
Christofferson, A., Ringdal, F., Bjorck, C. and Husebye, E. S.
https://doi.org/10.21348/p.1978.0009

Microearthquake Surveillance of Svalbard
Bungum, H., Gjoeystdal, H., Hokland, B. K. and Kristoffersen, Y.
https://doi.org/10.21348/p.1978.0005

Near-Field Wave Propagation Problems
Fyen, J. and Husebye, E. S.
https://doi.org/10.21348/p.1978.0013

Precisely Located Earthquakes in the Vicinity of NORSAR
Bungum, H.
https://doi.org/10.21348/p.1978.0001

SCATTERING OF SEISMIC BODY WAVES BY SMALL RANDOM INHOMOGENEITIES IN THE EARTH
Haddon, R. A. W.
https://doi.org/10.21348/p.1978.0019

Seismic Event Discrimination Based on Near-Field Observations
Fyen, J., Husebye, E. S. and Ringdal, F.
https://doi.org/10.21348/p.1978.0014

Seismicity of East Africa
Ringdal, F. and Bungum, H.
https://doi.org/10.21348/p.1978.0028

SEISMICITY OF THE SVALBARD REGION: A PRELIMINARY REPORT ON THE MICROEARTHQUAKE ACTIVITY
Bungum, H., Gjoeystdal, H., Hokl, , B. and Kristoffersen, Y.
https://doi.org/10.21348/p.1978.0004

SEMIANNUAL TECHNICAL SUMMARY
Gjoeystdal, H.
https://doi.org/10.21348/p.1978.0015

Short Period P-wave Amplitude Variability
Husebye, E. S. and Haddon, R. A. W.
https://doi.org/10.21348/p.1978.0021

SITE SELECTION FOR INTERMEDIATE STORAGE OF NUCLEAR WASTES IN SWEDEN SEISMIC CONSIDERATIONS
Husebye, E. S. and Ringdal, F.
https://doi.org/10.21348/p.1978.0023

STATISTICAL MODELS FOR SEISMIC MAGNITUDE
Christoffersson, A.
https://doi.org/10.21348/p.1978.0010

Statistical Models for Seismic Magnitude
Christoffersson, A., Ringdal, F. and Husebye, E. S.
https://doi.org/10.21348/p.1978.0012

Teleseismic Detectability of the Svalbard Microearthquake Network
Ringdal, F., Bungum, H. and Hokland, B. K.
https://doi.org/10.21348/p.1978.0029

THE INTERACTIVE NORSAR BULLETIN EDITING SYSTEM USER GUIDE AND DOCUMENTATION
Rieber-Mohn, D.
https://doi.org/10.21348/p.1978.0024

The Seismicity of Svalbard
Bungum, H., Kristoffersen, Y. and Hokland, B. K.
https://doi.org/10.21348/p.1978.0007

THE USE OF ARPANET FOR TRANSMISSION OF REAL TIME SEISMIC DATA
Rieber-Mohn, D.
https://doi.org/10.21348/p.1978.0025

Work of the Seismological Expert Group Established by the United Nations
Husebye, E. S. and Ringdal, F.
https://doi.org/10.21348/p.1978.0022

1979

A Digital Microearthquake Network in Southern Norway
Bungum, H., Larsen, P. W. and Ringdal, F.
https://doi.org/10.21348/p.1979.0004

An Earthquake Sequence in Meloey, Northern Norway -- A Unique Intraplate Phenomenon
Bungum, H., Hokland, B. K., Husebye, E. S. and Ringdal, F.
https://doi.org/10.21348/p.1979.0003

An Experimental Small Subarray within the NORSAR Array
Bungum, H., Mykkeltveit, S. and Sandvin, O. A.
https://doi.org/10.21348/p.1979.0005

Analysis of Global P-wave Attenuation Characteristics using ISC Data Files
Ringdal, F. and Fyen, J.
https://doi.org/10.21348/p.1979.0015

Classification of Regional Events
Sandvin, O. A.
https://doi.org/10.21348/p.1979.0016

Crustal Thicknesses of Fennoscandia
Pirhonen, S., Bungum, H. and Husebye, E. S.
https://doi.org/10.21348/p.1979.0014

Fennoscandian Seismicity 1954-1978: Hypocentral Distribution and Focal Mechanisms
Bungum, H. and Fyen, J.
https://doi.org/10.21348/p.1979.0001

Lg, Li and Sn Propagation Characteristics Across Eurasia
Husebye, E. S. and Mykkeltveit, S.
https://doi.org/10.21348/p.1979.0009

Microearthquake Results from Tanzania
Bungum, H. and Hokland, B. K.
https://doi.org/10.21348/p.1979.0002

NORSAR -- NORWEGIAN SEISMIC ARRAY
NORSAR
https://doi.org/10.21348/p.1979.0013

NORSAR beretning for perioden 1. 7. 1976 -- 31. 12. 1979
NORSAR
https://doi.org/10.21348/p.1979.0012

NORSAR Short Period Recording of Explosions during the 'Fennoscandia Long Range Profile 1979' ('Fennolora') Seismic Experiment
Mykkeltveit, S.
https://doi.org/10.21348/p.1979.0010

P and Lg Wave Attenuation within 15 Degrees in Selected Frequency Bands in the 1-5 Hz Range using NORSAR Short Period Records
Mykkeltveit, S. and Ringdal, F.
https://doi.org/10.21348/p.1979.0011

SEISMIC METHODS IN METAMORPHIC ROCK
Gjoeystdal, H.
https://doi.org/10.21348/p.1979.0008

SEMIANNUAL TECHNICAL SUMMARY
Gjoeystdal, H.
https://doi.org/10.21348/p.1979.0006

SEMIANNUAL TECHNICAL SUMMARY
Gjoeystdal, H.
https://doi.org/10.21348/p.1979.0007

1980

A microearthquake survey of the Svalbard region. Final Report, Phase I
Bungum, H. and Kristoffersen, Y.
https://doi.org/10.21348/p.1980.0001

A New Refraction Seismic Profile in the North Sea/Southern Norway
Mykkeltveit, S.
https://doi.org/10.21348/p.1980.0007

An Experimental Small Subarray within the NORSAR array: Crustal Phase Velocities and Azimuths from Local and Regional Events
Mykkeltveit, S., Ringdal, F. and Bungum, H.
https://doi.org/10.21348/p.1980.0010

An Experimental Small Subarray within the NORSAR Array: Location of Local and Regional Events
Ringdal, F. and Mykkeltveit, S.
https://doi.org/10.21348/p.1980.0013

Automated Arrival Time Determination for Local and Regional P and S Waves
Bungum, H.
https://doi.org/10.21348/p.1980.0002

Earthquake Spectrum Scaling Law -- Source Parameters for the Meloey Earthquakes
Bungum, H., Vaage, S. and Husebye, E. S.
https://doi.org/10.21348/p.1980.0004

Further Development of the NORESS Small-Aperture Array
Mykkeltveit, S. and Ringdal, F.
https://doi.org/10.21348/p.1980.0009

Mapping of Upper Mantle Heterogeneities
Hovland, J., Gubbins, D. and Husebye, E. S.
https://doi.org/10.21348/p.1980.0006

SEMIANNUAL TECHNICAL SUMMARY
Nilsen, A. K.
https://doi.org/10.21348/p.1980.0011

SEMIANNUAL TECHNICAL SUMMARY
Nilsen, A. K.
https://doi.org/10.21348/p.1980.0012

Structural Complexities in Ancient Mountain Ranges
Mykkeltveit, S. and Husebye, E. S.
https://doi.org/10.21348/p.1980.0008

The Effect of a Second-Order Velocity Discontinuity on Elastic Waves Near their Turning Point
Doornbos, D.
https://doi.org/10.21348/p.1980.0005

The Seismicity of the Stiegler's Gorge Area, Tanzania
Bungum, H.
https://doi.org/10.21348/p.1980.0003

1981

3-D MAPPING OF THE ICELAND HOT SPOT
Tryggvason, K.
https://doi.org/10.21348/p.1981.0023

3-D seismic mapping of the Iceland hot spot
Tryggvason, K. and Husebye, E. S.
https://doi.org/10.21348/p.1981.0024

Automatic Determination of Arrival Time, Amplitude and Period for Teleseismic Events
Bungum, H.
https://doi.org/10.21348/p.1981.0002

Concentrated Earthquake Zones in Svalbard
Bungum, H., Mitchell, B. J. and Kristoffersen, T.
https://doi.org/10.21348/p.1981.0003

Constrained inversion for sources of finite extent
Doornbos, D. J.
https://doi.org/10.21348/p.1981.0005

Dynamic ray-tracing in complex three-dimensional geological models
Reinhardsen, J. E.
https://doi.org/10.21348/p.1981.0019

Dynamic ray-tracing in complex three-dimensional models
Gjoeystdal, H. and Reinhardsen, J. E.
https://doi.org/10.21348/p.1981.0006

High resolution group velocity analysis AR-method
Asudeh, I.
https://doi.org/10.21348/p.1981.0001

Investigation of signal focusing effects at NORSAR for events near the Caspian Sea
Ringdal, F. and Larsen, P. W.
https://doi.org/10.21348/p.1981.0021

Lg Wave Propagation in Eurasia
Mykkeltveit, S. and Husebye, E. S.
https://doi.org/10.21348/p.1981.0014

Lithospheric Studies Based on the Principles of Holography
Husebye, E. S. and Troitskiy, P.
https://doi.org/10.21348/p.1981.0011

Location of Regional Events using Travel Time Differentials between P Arrival Branches
Ringdal, F.
https://doi.org/10.21348/p.1981.0020

Mantel heterogeneities beneath Fennoscandia
Husebye, E. S. and Hovland, J.
https://doi.org/10.21348/p.1981.0010

Microearthquake Monitoring of the Nansen Ridge during the FRAM I Experiment
Kristoffersen, Y., Husebye, E. S. and Bungum, H.
https://doi.org/10.21348/p.1981.0012

NORESS Data Analysis
Mykkeltveit, S., Husebye, E. S., Bungum, H. and Aastebol, K.
https://doi.org/10.21348/p.1981.0015

QUADRATIC VERSUS LINEAR ENVELOPE BEAMFORMING FOR SEISMIC EVENT DETECTION
Nysaeter, A.
https://doi.org/10.21348/p.1981.0018

Seismic Moment Tensors and Kinematic Source Parameters
Doornbos, D. J.
https://doi.org/10.21348/p.1981.0004

SEMIANNUAL TECHNICAL SUMMARY
Nilsen, A. K.
https://doi.org/10.21348/p.1981.0016

SEMIANNUAL TECHNICAL SUMMARY
Torstveit, J.
https://doi.org/10.21348/p.1981.0022

Signal and noise correlations and seismic array configuration optimalization
Mykkeltveit, S., Aastebol, K., Doornbos, D. and Husebye, E. S.
https://doi.org/10.21348/p.1981.0013

Signal detection using P-wave envelope representation
Nysaeter, A.
https://doi.org/10.21348/p.1981.0017

Three-Dimensional Seismic Velocity Image of the Upper Mantle beneath Southeastern Europe
Hovland, J. and Husebye, E. S.
https://doi.org/10.21348/p.1981.0009

TRAVEL TIME AND WAVEFRONT CURVATURE CALCULATIONS IN INHOMOGENEOUS LAYERED MEDIA WITH CURVED INTERFACES
Gjoeystdal, H., Reinhardsen, J. E. and Ursin, B.
https://doi.org/10.21348/p.1981.0007

Upper mantle heterogeneities beneath Eastern Europe
Hovland, J. and Husebye, E.
https://doi.org/10.21348/p.1981.0008

1982

1982
NORSAR beretning for perioden 1. 1. 1980 -- 31. 12. 1982
NORSAR
https://doi.org/10.21348/p.1982.0013

A North Sea -- Southern Norway seismic crustal profile Introduction
Mykkeltveit, S., Husebye, E. S., Cassell, B. and Kanestroem, R.
https://doi.org/10.21348/p.1982.0012

A processing package for on-line analysis of data from small aperture arrays
Mykkeltveit, S., Bungum, H. and Ringdal, F.
https://doi.org/10.21348/p.1982.0011

EARTHQUAKE HAZARD OFFSHORE NORWAY -- A study for the NTNF ''Safety Offshore'' Committee
Ringdal, F., Husebye, E. S., Bungum, H., Mykkeltveit, S. and Sandvin, O. A.
https://doi.org/10.21348/p.1982.0015

Fennoscandian noise survey
Bungum, H.
https://doi.org/10.21348/p.1982.0004

NORESS noise and signal characteristics
Bungum, H.
https://doi.org/10.21348/p.1982.0002

On-line event detection and location based on NORESS data
Mykkeltveit, S. and Bungum, H.
https://doi.org/10.21348/p.1982.0010

P-wave coda amplitudes at NORSAR for Semipalatinsk events
Ringdal, F.
https://doi.org/10.21348/p.1982.0014

Seismic array configuration optimization
Mykkeltveit, S., Aastebol, K., Doornbos, D. J. and Husebye, E. S.
https://doi.org/10.21348/p.1982.0009

Seismic energy and stress drop from moment tensor analysis
Doornbos, D.
https://doi.org/10.21348/p.1982.0005

Seismic source spectra and moment tensors
Doornbos, D. J.
https://doi.org/10.21348/p.1982.0006

SEMIANNUAL TECHNICAL SUMMARY
Torstveit, J.
https://doi.org/10.21348/p.1982.0016

STIEGLER'S GORGE POWER PROJECT SEISMIC RISK ANALYSIS, PHASE II
Bungum, H. and Ringdal, F.
https://doi.org/10.21348/p.1982.0003

The Global Digital Seismograph Network software package
Asudeh, I.
https://doi.org/10.21348/p.1982.0001

Upper mantle heterogeneities beneath Easter Europe
Hovland, J. and Husebye, E. S.
https://doi.org/10.21348/p.1982.0007

Upper mantle seismic heterogeneities beneath Fennoscandia
Husebye, E. S. and Hovland, J.
https://doi.org/10.21348/p.1982.0008

1983

A new regional array in Norway: Design work
Mykkeltveit, S.
https://doi.org/10.21348/p.1983.0009

Example of a seismic absorption band at high frequencies
Doornbos, D.
https://doi.org/10.21348/p.1983.0004

Further RONAPP developments
Bungum, H. and Mykkeltveit, S.
https://doi.org/10.21348/p.1983.0003

Magnitudes from P coda and Lg using NORSAR data
Ringdal, F.
https://doi.org/10.21348/p.1983.0012

Power spectral bias sources and quantization levels
Bungum, H.
https://doi.org/10.21348/p.1983.0002

Seismic noise at high frequencies
Bungum, H.
https://doi.org/10.21348/p.1983.0001

SEMIANNUAL TECHNICAL SUMMARY
Tronrud, L.
https://doi.org/10.21348/p.1983.0013

SEMIANNUAL TECHNICAL SUMMARY
Tronrud, L.
https://doi.org/10.21348/p.1983.0014

SEMIANNUAL TECHNICAL SUMMARY
Tronrud, L.
https://doi.org/10.21348/p.1983.0015

Spectral bandwidth, pulse width and moments in source analysis
Doornbos, D. J.
https://doi.org/10.21348/p.1983.0007

The absorption band effect on long-period body waves
Doornbos, D.
https://doi.org/10.21348/p.1983.0005

The effect of aliasing on the NORSAR detector performance
Pettersen, O., Bungum, H. and Ringdal, F.
https://doi.org/10.21348/p.1983.0011

The new regional array: 1983 field experiments
Mykkeltveit, S. and Bungum, H.
https://doi.org/10.21348/p.1983.0010

The present seismic evidence for a boundary layer at the base of the mantle
Doornbos, D.
https://doi.org/10.21348/p.1983.0006

Weighted beamforming in a real time environment
Husebye, E. S., Ingate, S. F. and Christofferson, A.
https://doi.org/10.21348/p.1983.0008

1984

A FLEXIBLE, USER-ORIENTED SYSTEM FOR 3D DYNAMIC RAY-TRACING IN COMPLEX GEOLOGICAL STRUCTURES
Gjoeystdal, H., Reinhardsen, J. E. and Aastebol, K.
https://doi.org/10.21348/p.1984.0006

COMPUTER REPRESENTATION OF COMPLEX 3D GEOLOGICAL STRUCTURES USING A NEW 'SOLID MODELLING' TECHNIQUE
Gjoeystdal, H., Reinhardsen, J. E. and Aastebol, K.
https://doi.org/10.21348/p.1984.0007

Fennoscandian seismicity, 1980-84
Bungum, H. and Hokland, B. K.
https://doi.org/10.21348/p.1984.0002

High-frequency P wave attenuation from Central Asia to Norway
Bache, T. C. and Bungum, H.
https://doi.org/10.21348/p.1984.0001

NORESS Regional Array development
Mykkeltveit, S.
https://doi.org/10.21348/p.1984.0014

Observation and modelling of regional phases recorded at NORSAR
Mykkeltveit, S. and Kennett, B. L. N.
https://doi.org/10.21348/p.1984.0015

On the determination of radiated seismic energy and related source parameters
Doornbos, D. J.
https://doi.org/10.21348/p.1984.0005

Preliminary report on a method of dynamic ray tracing
Hanyga, A.
https://doi.org/10.21348/p.1984.0008

Regional arrays and optimum data processing schemes
Husebye, E. S., Ingate, S. F. and Christoffersson, A.
https://doi.org/10.21348/p.1984.0009

Report on an affordable, interactive arid mobile seismic array installation
Husebye, E. S., Ingate, S. F., Thoresen, E. and Mathiesen, J. A.
https://doi.org/10.21348/p.1984.0010

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1984.0013

SEMIANNUAL TECHNICAL SUMMARY
Tronrud, L.
https://doi.org/10.21348/p.1984.0019

Some path effects and long-period station residuals in the GDSN network
Doornbos, D.
https://doi.org/10.21348/p.1984.0004

Source parameter analysis, 8 March 1983 Stord earthquake
NORSAR
https://doi.org/10.21348/p.1984.0016

Source solutions from long-period waveform inversion
Doornbos, D.
https://doi.org/10.21348/p.1984.0003

Study of magnitudes, seismicity and earthquake detectability using a global network
Ringdal, F.
https://doi.org/10.21348/p.1984.0017

Teleseismic detection at high frequencies using NORSAR data
Ringdal, F.
https://doi.org/10.21348/p.1984.0018

The New Regional Array: 1983 Vertical and Three-Component Instrument Field Experiments
Ingate, S. F.
https://doi.org/10.21348/p.1984.0011

US ice-drift station FRAM IV: Preliminary analysis of multichannel seismic refraction data
Ingate, S. F., Husebye E. S. and Kristoffersen, Y.
https://doi.org/10.21348/p.1984.0012

1985

3-component seismogram analysis
Christofferson, A., Husebye, E. S. and Ingate, S. F.
https://doi.org/10.21348/p.1985.0002

A new technique for 3-component seismogram analysis
Christoffersson, A., Husebye, E. S. and Ingate, S. F.
https://doi.org/10.21348/p.1985.0004

An application of long-period waveform inversion to shallow sources under the Tibetan Plateau
Pettersen, O. and Doornbos, D.
https://doi.org/10.21348/p.1985.0019

Analysis of teleseismic P coda using NORSAR and NORESS
Dainty, A.
https://doi.org/10.21348/p.1985.0005

Attenuation of seismic energy from local events in southern Norway
Kvamme, L. B. and Havskov, J.
https://doi.org/10.21348/p.1985.0014

AUTOMATIC GENERATION OF SOLID MODELS FROM 3D SEISMIC INTERPRETATIONS
Aastebol, K. and Gjoeystdal, H.
https://doi.org/10.21348/p.1985.0001

Crustal structure in the NORSAR array siting area derived from gravity observations
Husebye, E. S. and Wessel, P.
https://doi.org/10.21348/p.1985.0010

Epicenter location scenarios
Christoffersson, A., Gubbins, D. and Husebye, E. S.
https://doi.org/10.21348/p.1985.0003

Evaluation of NORESS real time processing performance: Case study for 132 Western Norway/North Sea events
Mykkeltveit, S.
https://doi.org/10.21348/p.1985.0017

FINAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1985.0016

Initial results from NORESS detection processing
Ringdal, F.
https://doi.org/10.21348/p.1985.0021

Interactive analysis program for use with NORESS data
Harris, D. B. and Kvaerna, T.
https://doi.org/10.21348/p.1985.0009

NORESS regional event records -- wavefield decomposition schemes
Egilson, T., Husebye, E. S. and Ruud, B.
https://doi.org/10.21348/p.1985.0008

NORESS-NORSAR processing system comparison
Ringdal, F.
https://doi.org/10.21348/p.1985.0022

Preliminary evaluation of the event detection and location capability of the small-aperture NORESS array
Mykkeltveit, S., Harris, D. B. and Kvaerna, T.
https://doi.org/10.21348/p.1985.0018

Propagation characteristics of regional phases recorded at NORSAR
Kvaerna, T. and Mykkeltveit, S.
https://doi.org/10.21348/p.1985.0012

P-wave coda -- scattering research
Dainty, A. and Husebye, E. S.
https://doi.org/10.21348/p.1985.0006

P-wave spectra from NORESS recordings
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1985.0013

Real time event detection using the small-aperture NORESS Array
Ringdal, F.
https://doi.org/10.21348/p.1985.0020

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1985.0015

The calculation of ellipticity corrections
Doornbos, D.
https://doi.org/10.21348/p.1985.0007

The RST/RSTE research project -- current status
Husebye, E. S., Thoresen, E., Mathiesen, J. A. and Myrvold, I. C.
https://doi.org/10.21348/p.1985.0011

1986

3-D ray tracing and structural heterogeneities in Fennoscandia
Husebye, E. S., Hovl, J., Christoffersson, A., Astrom, K., Slunga, R. and Lund, C.
https://doi.org/10.21348/p.1986.0006

An integrated approach to slowness analysis with arrays and three-component stations
Kvaerna, T. and Doornbos, D.
https://doi.org/10.21348/p.1986.0009

Applicability of horizontal components for detection and phase discrimination
Kvaerna, T.
https://doi.org/10.21348/p.1986.0008

Event locations using small arrays and single-site 3-component records
Ruud, B. O. and Husebye, E. S.
https://doi.org/10.21348/p.1986.0018

Initial results from the NORESS High Frequency Seismic Element (HFSE)
Ringdal, F., Hokl, , B. K. and Kvaerna, T.
https://doi.org/10.21348/p.1986.0017

NORESS noise spectral studies -- beam suppression
Fyen, J.
https://doi.org/10.21348/p.1986.0004

NORESS noise spectral studies -- noise level characteristics
Fyen, J.
https://doi.org/10.21348/p.1986.0005

NORESS noise spectral studies -- system description
Fyen, J.
https://doi.org/10.21348/p.1986.0003

NORESS noise spectral studies, preliminary report
Fyen, J.
https://doi.org/10.21348/p.1986.0002

Noress online system
Paulsen, R.
https://doi.org/10.21348/p.1986.0015

NORESS real time processing performance for events in Western Norway and the North Sea
Mykkeltveit, S.
https://doi.org/10.21348/p.1986.0014

On three-component analysis of secondary phases
Kvaerna, T. and Doornbos, D.
https://doi.org/10.21348/p.1986.0010

Optimum beam deployment for NORESS P-wave detection
Kvaerna, T. and Mykkeltveit, S.
https://doi.org/10.21348/p.1986.0011

Regional event detection using the NORESS array
Ringdal, F.
https://doi.org/10.21348/p.1986.0016

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1986.0012

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1986.0013

Stability of various f-k estimation techniques
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1986.0001

Wavefield decomposition using ML-probabilities in modelling single-site 3-component records
Husebye, E. S., Ruud, B. and Christoffersson, A.
https://doi.org/10.21348/p.1986.0007

1987

A scattering model of regional Pn wave propagation
Doornbos, D. and Kvaerna, T.
https://doi.org/10.21348/p.1987.0002

False alarm statistics and threshold determination for regional event detection
Kvaerna, T., Kibsgaard, S. and Ringdal, F.
https://doi.org/10.21348/p.1987.0007

Initial results from analysis of data recorded at the new regional array in Finnmark, Norway
Mykkeltveit, S., Ringdal, F., Fyen, J. and Kvaerna, T.
https://doi.org/10.21348/p.1987.0012

Initial results from data analysis using the FINESA experimental small aperture array
Ringdal, F., Mykkeltveit, S., Kvaerna, T., Larsen, P. W., Paulsen, R., Korhonen, H. and Pirhonen, S.
https://doi.org/10.21348/p.1987.0015

Local geology of the regional array sites in Norway
Mykkeltveit, S.
https://doi.org/10.21348/p.1987.0011

Magnitudes of Large Semipalatinsk Explosions using P Coda and Lg Measurements at NORSAR
Ringdal, F. and Hokland, B. K.
https://doi.org/10.21348/p.1987.0014

Multiple scattering by topographic relief
Doornbos, D.
https://doi.org/10.21348/p.1987.0001

NORESS capability for detection and location of mining tremors in the Lubin area in Poland
Gibowicz, S. J.
https://doi.org/10.21348/p.1987.0004

NORESS noise spectral studies. Noise level characteristics
Fyen, J.
https://doi.org/10.21348/p.1987.0003

Preliminary tests for surface waves in 2-D structures
Maupin, V.
https://doi.org/10.21348/p.1987.0010

SEISMOLOGICAL VERIFICATION OF A COMPREHENSIVE TEST BAN TREATY
Ringdal, F.
https://doi.org/10.21348/p.1987.0013

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1987.0008

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1987.0009

Towards an optimum beam deployment for NORESS; experiments with a North Sea / western Norway data base
Kvaerna, T., Kibsgaard, S., Mykkeltveit, S. and Ringdal, F.
https://doi.org/10.21348/p.1987.0006

Wide-band slowness estimation using a small aperture seismic array
Kvaerna, T.
https://doi.org/10.21348/p.1987.0005

1988

Analysis of Grafenberg Lg recordings of Semipalatinsk explosions
Ringdal, F. and Fyen, J.
https://doi.org/10.21348/p.1988.0017

Analysis of regional seismic events using the NORESS/ARCESS/FINESA arravs
Mykkeltveit, S., Kvaerna, T. Fyen and Uski, M.
https://doi.org/10.21348/p.1988.0011

Comparative analysis of NORSAR and Grafenberg Lg magnitudes for Shagan River explosions
Ringdal, F. and Fyen, J.
https://doi.org/10.21348/p.1988.0018

Coupling of short period surface wavetrains across the North Sea Graben
Maupin, V.
https://doi.org/10.21348/p.1988.0009

FINAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1988.0008

Modelling of Lg-wave propagation across the Central Graben of the North Sea
Maupin, V.
https://doi.org/10.21348/p.1988.0010

New results from processing of data recorded at the: new ARCESS regional array
Mykkeltveit, S. and Ringdal, F.
https://doi.org/10.21348/p.1988.0012

NORSAR beretning for perioden 1. 1. 1983 -- 31. 12. 1987
NORSAR
https://doi.org/10.21348/p.1988.0013

On exploitation of small-aperture NORESS type arrays for enhanced P-wave detectability
Kvaerna, T.
https://doi.org/10.21348/p.1988.0003

Regional Seismic Arrays and Nuclear Test Ban Verification
NORSAR
https://doi.org/10.21348/p.1988.0014

Seismicity of northern Norway and adjacent areas as inferred from ARCESS and SEISNOR data
Kvamme, L. B. and Hansen, R. A.
https://doi.org/10.21348/p.1988.0006

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1988.0007

Sources of short-term fluctuations in the seismic noise level at NORESS
Kvaerna, T.
https://doi.org/10.21348/p.1988.0004

Spectral analysis of Shagan River explosions recorded at NORSAR and NORESS
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1988.0005

State of Health System for NORESS/ARCESS
Paulsen, R.
https://doi.org/10.21348/p.1988.0016

Statistics of ISC travel time residuals
Doornbos, D. and Hilton, T.
https://doi.org/10.21348/p.1988.0002

Surface topographic effects on arrays and three component stations
Odegaard, E. and Doornbos, D.
https://doi.org/10.21348/p.1988.0015

The August 8, 1988, More Basin earthquake: Observed ground motions and inferred source parameters
Bungum, H.
https://doi.org/10.21348/p.1988.0001

1989

A new data acquisition system for FINES
Paulsen, R., Fyen, J., Larsen, P. W. and Mykkeltveit, S.
https://doi.org/10.21348/p.1989.0014

A performance test of the generalized beamforming method applied to a data base of regional events
Kvaerna, T.
https://doi.org/10.21348/p.1989.0007

Analysis of data from the China Digital Seismograph Network (CDSN) for Soviet nuclear explosions
Hansen, R. A. and Ringdal, F.
https://doi.org/10.21348/p.1989.0004

Analysis of IRIS data for Soviet nuclear explosions
Hansen, R. A., Ringdal, F. and Richards, P. G.
https://doi.org/10.21348/p.1989.0005

Anelastic attenuation from intraplate earthquake recordings
Bungum, H., Dahle, A. and Kvamme, L. B.
https://doi.org/10.21348/p.1989.0001

Continuous monitoring of seismic event detection capability
Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.1989.0016

Establishment of a mining explosion data base
Dahle, A., Alsaker, A. and Mykkeltveit, S.
https://doi.org/10.21348/p.1989.0002

Event processor program package
Fyen, J.
https://doi.org/10.21348/p.1989.0003

NORSAR P-wave detection and yield estimation of selected Semipalatinsk explosions
Ringdal, F.
https://doi.org/10.21348/p.1989.0015

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1989.0008

SEMIANNUAL TECHNICAL SUMMARY
Loughran, L. B.
https://doi.org/10.21348/p.1989.0009

Statistically optimal event detection using small array data
Kushnir, A. F., Pinsky, V. I. and Fyen, J.
https://doi.org/10.21348/p.1989.0006

Surface topographic effects at NORESS and ARCESS
Odegaard, E. and Doornbos, D.
https://doi.org/10.21348/p.1989.0012

Transverse components of explosion-induced Lg waves and upper crustal anisotropy
Maupin, V.
https://doi.org/10.21348/p.1989.0011

Variability of explosion Lg spectra with near-source structure and focal depth
Maupin, V.
https://doi.org/10.21348/p.1989.0010

X. 25-based communication link between NORSAR and AFTAC
Paulsen, R.
https://doi.org/10.21348/p.1989.0013

Yield determination of Soviet underground nuclear explosions at the Shagan River Test Site
Ringdal, F. and Marshall, P. D.
https://doi.org/10.21348/p.1989.0017

1990

Analysis of data from the British station GAM near Garm, USSR for Soviet nuclear explosions
Hansen, R. A.
https://doi.org/10.21348/p.1990.0004

Application of the threshold monitoring method
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1990.0008

Continuous threshold monitoring of the Novaya Zemlya test site
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1990.0009

Detection and yield estimation studies
Ringdal, F.
https://doi.org/10.21348/p.1990.0015

Development of two three-component stations in Poland
Mykkeltveit, S. and Paulsen, R.
https://doi.org/10.21348/p.1990.0013

Earthquake reporting capabilities in Fennoscandia as inferred from IAS data
Bungum, H.
https://doi.org/10.21348/p.1990.0002

Generalized beamforming using a network of four regional arrays
Kvaerna, T.
https://doi.org/10.21348/p.1990.0007

Initial results from real-time processing of GERESS array data
Fyen, J.
https://doi.org/10.21348/p.1990.0003

Optimal group filtering and noise attenuation for the NORESS and ARCESS arrays
Kushnir, A. F., Pinsky, V. I., Tsvang, S., Fyen, J., Ringdal, F. and Mykkeltveit, S.
https://doi.org/10.21348/p.1990.0006

Ray-based interpretation of Lg azimuth anomalies at NORESS
Bostock, M. G., Kennett, B. L. N. and Mykkeltveit, S.
https://doi.org/10.21348/p.1990.0001

Real-time processing using a hybrid 3-component /small array station
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1990.0010

Report from the symposium on Regional Seismic Arrays and Nuclear Test Ban Verification in Oslo, Norway, 14-1 7 February 1990
Ringdal, F. and Mykkeltveit, S.
https://doi.org/10.21348/p.1990.0016

Semiannual Technical Summary
Loughran, L. B.
https://doi.org/10.21348/p.1990.0011

Semiannual Technical Summary
Loughran, L. B.
https://doi.org/10.21348/p.1990.0012

Symposium on Regional Seismic Arrays and Nuclear Test Ban Verification
NORSAR
https://doi.org/10.21348/p.1990.0014

Wavefield decomposition for three-component seismograms
Kennett, B. L. N. and Hansen, R. A.
https://doi.org/10.21348/p.1990.0005

1991

A 2-dimensional finite difference approach to modeling seismic wave propagation in the crust
Hestholm, S., Rosl, , B., Ruud, B. O. and Husebye, E. S.
https://doi.org/10.21348/p.1991.0002

A new ML scheme for 3-component slowness estimation which incorporates the crustal transfer function
Husebye, E. S., Ruud, B. O. and Lokshtanov, D. E.
https://doi.org/10.21348/p.1991.0004

Contemporary seismicity of the NW part of the USSR
Kremenetskaya, E. O.
https://doi.org/10.21348/p.1991.0005

Continuous threshold monitoring using regional threshold displays
Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.1991.0017

Crustal thicknesses in Fennoscandia -- An overview
Husebye, E. S., Kinck, J. J. and Larsson, F. R.
https://doi.org/10.21348/p.1991.0003

Current status of development of the regional network associated with the NORSAR Data Processing Center
Mykkeltveit, S.
https://doi.org/10.21348/p.1991.0011

Extensions of the Northern Europe Regional Array Network -- a new three-component station at Apatity, USSR, and a planned array at Spitsbergen
Mykkeltveit, S. and Dahle, A. and Fyen, J. and Kvaerna, T. and Larsen, P. W. and Paulsen, R. and Ringdal, F. and Kremenetskaya, E. O.
https://doi.org/10.21348/p.1991.0001

Initial development of generic relations for regional threshold monitoring
Kvaerna, T.
https://doi.org/10.21348/p.1991.0008

Initial testing of mixed event separation using a statistically optimal adaptive algorithm.
Kvaerna, T. and Kushnir, A.
https://doi.org/10.21348/p.1991.0009

Multichannel statistical data processing algorithms in the framework of the NORSAR event processing program package
Kushnir, A. F., Fyen, J. and Kvaerna, T.
https://doi.org/10.21348/p.1991.0006

On-line detection using adaptive statistically optimal algorithms
Pinsky, V., Tsang, S. and Fyen, J.
https://doi.org/10.21348/p.1991.0014

Regional detection performance during GSETT-2: Initial results for the Fennoscandian array network
Ringdal, F.
https://doi.org/10.21348/p.1991.0015

RMS Lg analysis of Novaya Zemlya explosion recordings
Ringdal, F. and Fyen, J.
https://doi.org/10.21348/p.1991.0016

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1991.0012

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1991.0013

Statistical optimization of seismic holography algorithms for array data processing
Kushnir, A. F. and Gulko, E. A.
https://doi.org/10.21348/p.1991.0007

Threshold monitoring of Novaya Zemlya: A scaling experiment
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1991.0010

1992

Automatic phase association and event location using data from a network of seismic microarrays
Kvaerna, T.
https://doi.org/10.21348/p.1992.0005

Continuous seismic threshold monitoring of the northern Novaya Zemlya test site; long-term operational characteristics
Kvaerna, T.
https://doi.org/10.21348/p.1992.0006

Correlation between temperature and number of detections
Fyen, J. and Hansvold, K.
https://doi.org/10.21348/p.1992.0003

Distribution in slowness space of regional array detections
Fyen, J.
https://doi.org/10.21348/p.1992.0002

Extensions of the Northern Europe Regional Array Network -- New small-aperture arrays at Apatity, Russia, and on the Arctic island of Spitsbergen
Mykkeltveit, S. and Dahle, A. and Fyen, J. and Kvaerna, T. and Larsen, P. W. and Paulsen, R. and Ringdal, F. and Kuzmin, I.
https://doi.org/10.21348/p.1992.0001

Global event detection performance during GSETT-2
Ringdal, F., Mykkeltveit, S. and Baadshaug, U.
https://doi.org/10.21348/p.1992.0017

GSETT-2 Evaluation: Detection of aftershocks from the W. Caucasus earthquake of 29 April 1991
Ringdal, F.
https://doi.org/10.21348/p.1992.0016

Induced seismicity in the Khibiny Massif (Kola Peninsula)
Kremenetskaya, E. O. and Trjapitsin, V. M.
https://doi.org/10.21348/p.1992.0004

Initial processing results from the Apatity small-aperture array
Ringal, F. and Fyen, J.
https://doi.org/10.21348/p.1992.0015

Initial results from global Generalized Beamforming
Kvaerna, T.
https://doi.org/10.21348/p.1992.0008

NORAC: A new array controller
Paulsen, R.
https://doi.org/10.21348/p.1992.0014

On the use of regionalized wave propagation characteristics in automatic global phase association
Kvaerna, T. and Baadshaug, U.
https://doi.org/10.21348/p.1992.0009

Regional detection and location performance during GSETT-2: Initial results for the Fennoscandian array network
Mykkeltveit, S. and Uski, M.
https://doi.org/10.21348/p.1992.0010

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1992.0011

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1992.0012

The Ukrainian event of 16 September 1979
Ringdal, F. and Richards, P. G.
https://doi.org/10.21348/p.1992.0018

Travel time corrections for a 3-D velocity model beneath the NORSAR array
Odegaard, E.
https://doi.org/10.21348/p.1992.0013

Two techniques for constructing a uniform grid system covering the Earth's surface
Kvaerna, T.
https://doi.org/10.21348/p.1992.0007

1993

Initial processing results from the Spitsbergen small-aperture array
Fyen, J. and Ringdal, F.
https://doi.org/10.21348/p.1993.0003

Intelligent post-processing of seismic events -- Part 2: Accurate determination of phase arrival times using autoregressive likelihood estimation
Kvaerna, T.
https://doi.org/10.21348/p.1993.0004

A generic algorithm for accurate determination of P-phase arrival times
Kvaerna, T.
https://doi.org/10.21348/p.1993.0005

Intelligent post-processing of seismic events -- Part 1: Basic approach
Kvaerna, T., Baadshaug, U. and Ringdal, F.
https://doi.org/10.21348/p.1993.0006

Intelligent post-processing of seismic events -- Part 3: Precise relocation of events in a known target region
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1993.0007

Monitoring a moratorium: An experiment in continuous seismic threshold monitoring of the northern Novaya Zemlya test site
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1993.0008

An evaluation of the performance of the Intelligent Monitoring System
Mykkeltveit, S., Kvaerna, T., Baadshaug, U., Loughran, L. B. and Hokland, B. K.
https://doi.org/10.21348/p.1993.0009

Aarsmelding 1993
NORSAR
https://doi.org/10.21348/p.1993.0010

Seismological Verification of a Comprehensive Nuclear Test Ban
NORSAR
https://doi.org/10.21348/p.1993.0011

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1993.0012

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1993.0013

Continuous threshold monitoring of the Lop Nor, China, test site
Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.1993.0014

Generalized Beamforming as a tool in IDC processing of large earthquake sequences
Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.1993.0015

Onset time estimation and location of events in the Khibiny Massif, Kola Peninsula, using the Analyst Review Station
Ringdal, F., Kvaerna, T. and Hokland, B. K.
https://doi.org/10.21348/p.1993.0016

Observations at NORSAR of the 22 September 1993 NPE/CKE explosion at the Nevada Test Site
Fyen, J. and Mykkeltveit, S.
https://doi.org/10.21348/p.1993.0001

The Lop Nor nuclear explosion of 5 October 1993
Fyen, J. and Ringdal, F.
https://doi.org/10.21348/p.1993.0002

1994

A system for continuous global seismic threshold monitoring
Kvaerna, T., Ringdal, F., Iversen, H. and Larsen, N. H. K.
https://doi.org/10.21348/p.1994.0004

A system for continuous seismic threshold monitoring, final report
Kvaerna, T., Ringdal, F., Iversen, H. and Larsen, N. H. K.
https://doi.org/10.21348/p.1994.0005

Aarsmelding 1994
NORSAR
https://doi.org/10.21348/p.1994.0007

Combining NORSAR and NORESS processing
Fyen, J. and Paulsen, B.
https://doi.org/10.21348/p.1994.0002

Epicenter location and cratering at the Novaya Zemlya underground nuclear test site
Skorve, J.
https://doi.org/10.21348/p.1994.0013

Mislocation vectors for small aperture arrays -- a first step towards calibrating GSETT-3 stations
Schweitzer, J.
https://doi.org/10.21348/p.1994.0012

Monitoring ESAL time-lag
Baadshaug, U. and Ferstad, B.
https://doi.org/10.21348/p.1994.0001

On the reliability of event location estimates from automatic and interactive processing
Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.1994.0010

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1994.0008

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1994.0009

Signal detection and waveform extraction in the coda of a strong, interfering event
Kushnir, A. and Kvaerna, T.
https://doi.org/10.21348/p.1994.0003

Some improvements of the detector / SigPro -- system at NORSAR
Schweitzer, J.
https://doi.org/10.21348/p.1994.0011

The 31 December 1992 seismic event on Novaya Zemlya
Skrove, J.
https://doi.org/10.21348/p.1994.0014

The Lop Nor nuclear explosions of 10 June and 7 October 1994
Mykkeltveit, S., Baadshaug, U., Fyen, J. and Hokl and, B. K.
https://doi.org/10.21348/p.1994.0006

1995

A comparison of the NORSAR array monthly bulletin with the Reviewed Event Bulletin (REB) of the GSETT-3 IDC
Mykkeltveit, S., Hokland, B. K. and Baadshaug, U.
https://doi.org/10.21348/p.1995.0009

Aarsmelding 1995
NORSAR
https://doi.org/10.21348/p.1995.0011

An assessment of the estimated mean mislocation vectors for small-aperture arrays
Schweitzer, J.
https://doi.org/10.21348/p.1995.0016

Analysis of data recorded at the Spitsbergen array
Lindholm, C.
https://doi.org/10.21348/p.1995.0007

Automatic onset time estimation based on autoregressive processing
Kvaerna, T.
https://doi.org/10.21348/p.1995.0005

Development of improved NORSAR time delay corrections
Fyen, J., Ringdal, F. and Paulsen, B.
https://doi.org/10.21348/p.1995.0002

Global seismic threshold monitoring and automated network processing
Ringdal, F., Kvaerna, T. and Mykkeltveit, S.
https://doi.org/10.21348/p.1995.0015

Initial results of a newly installed acoustic array in Apatity
Kuzmin, I., Fedorenko, Y. V., Grachev, A. I., Kulitchkov, S. N., Raspopov, O. and Ringdal, F.
https://doi.org/10.21348/p.1995.0004

Magnitude estimation at the JDC -- a case study
Ringdal, F.
https://doi.org/10.21348/p.1995.0014

Magnitude estimation using the IDC Threshold Monitoring system
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1995.0006

Mapping of azimuth anomalies from array observations
Schweitzer, J. and Kvaerna, T.
https://doi.org/10.21348/p.1995.0017

NORSAR large array processing and time delay measurements
Fyen, J.
https://doi.org/10.21348/p.1995.0001

Processing of Spitsbergen array data
Mykkeltveit, S., Baadshaug, U. and Kvaerna, T.
https://doi.org/10.21348/p.1995.0008

Recommendation on Auxiliary Seismic Stations for the IMS Network
Mykkeltveit, S. and Kradolfer, U.
https://doi.org/10.21348/p.1995.0010

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1995.0012

Semiannually Technical Summary
NORSAR
https://doi.org/10.21348/p.1995.0013

Study of underground mining explosions in the Khibiny Massif
Kremenetskaya, E. O., Asming, V. E. and Ringdal, F.
https://doi.org/10.21348/p.1995.0003

1996

Aarsmelding 1996
NORSAR
https://doi.org/10.21348/p.1996.0010

Double-couple radiation and mb residuals
Schweitzer, J. and Kvaerna, T.
https://doi.org/10.21348/p.1996.0016

Monitoring a CTBT: Lessons learned from the GSETT-3 experiment
Ringdal, F.
https://doi.org/10.21348/p.1996.0013

NORSAR's contributions to increased participation in GSETT-3
Mykkeltveit, S.
https://doi.org/10.21348/p.1996.0007

Norway's NDC: Experience from the first eighteen months of the full-scale phase of GSETT-3
Mykkeltveit, S. and Baadshaug, U.
https://doi.org/10.21348/p.1996.0008

Quality assessment of automatic onset times estimated by an autoregressive method
Kvaerna, T.
https://doi.org/10.21348/p.1996.0004

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1996.0011

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.1996.0012

Status and plans for implementing algorithms at the GSETT-3 IDC
Fyen, J. and Kvaerna, T.
https://doi.org/10.21348/p.1996.0002

Status and plans for implementing algorithms at the GSETT-3 JDC
Fyen, J., Kvaerna, T. and Mykkeltveit, S.
https://doi.org/10.21348/p.1996.0003

Status Report: Norway's participation in GSETT-3
Mykkeltveit, S. and Baadshaug, U.
https://doi.org/10.21348/p.1996.0009

Study of low-magnitude seismic events near the Novaya Zemlya nuclear test site
Ringdal, F.
https://doi.org/10.21348/p.1996.0014

Study of the calibration explosion on 29 September 1996 in the Khibiny Massif, Kola Peninsula
Ringdal, F., Kremenetskaya, E., Asming, V., Kuzmin, I., Evtuhin, S. and Kovalenko, V.
https://doi.org/10.21348/p.1996.0015

The seismic event on Novaya Zemlya 13 June 1995
Ringdal, F.
https://doi.org/10.21348/p.1996.0001

Time shifts of phase onsets caused by SNR variations
Kvaerna, T.
https://doi.org/10.21348/p.1996.0005

Tuning of processing parameters for Global Threshold Monitoring at the IDC
Kvaerna, T.
https://doi.org/10.21348/p.1996.0006

1997

Aarsmelding 1997
NORSAR
https://doi.org/10.21348/p.1997.0008

HYPOSAT -- A new routine to locate seismic events
Schweitzer, J.
https://doi.org/10.21348/p.1997.0014

Initial plans for implementing IMS stations in Norway
Mykkeltveit, S. and Fyen, J.
https://doi.org/10.21348/p.1997.0007

NORSAR Large Array Processing at the IDC Testbed
Fyen, J. and Paulsen, B.
https://doi.org/10.21348/p.1997.0004

NORSAR Large Array Processing at the JDC Testbed
Fyen, J.
https://doi.org/10.21348/p.1997.0003

P/S ratios for seismic events near Novaya Zemlya
Ringdal, F.
https://doi.org/10.21348/p.1997.0011

Recommendations for improvements in the PIDC processing of Matsushiro (MJAR) array data
Schweitzer, J.
https://doi.org/10.21348/p.1997.0015

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1997.0009

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.1997.0010

Status of the global Threshold Monitoring (TM) system
Kvaerna, T., Ringdal, F., Baadshaug, U. and Iversen, H.
https://doi.org/10.21348/p.1997.0006

Status Report: Norway's participation in GSETT-3
Baadshaug, U. and Mykkeltveit, S.
https://doi.org/10.21348/p.1997.0001

Status Report: Norway's participation in GSETT-3
Baadshaug, U. and Mykkeltveit, S.
https://doi.org/10.21348/p.1997.0002

Study of seismic travel-time models for the Barents region
Ringdal, F., Kremenetskaya, E., Asming, V. and Filatov, Y.
https://doi.org/10.21348/p.1997.0012

The seismic event near Novaya Zemlya on 16 August 1997
Ringdal, F., Kvaerna, T., Kremenetskaya, E. and Asming, V.
https://doi.org/10.21348/p.1997.0013

Threshold Magnitudes
Kvaerna, T.
https://doi.org/10.21348/p.1997.0005

1998

Aarsmelding 1998
NORSAR
https://doi.org/10.21348/p.1998.0012

Accurate location of seismic events in northern Norway using a local network, and implications for regional calibration of IMS stations
Hicks, E.
https://doi.org/10.21348/p.1998.0006

Development of a regional database for seismic event screening
Mykkeltveit, S., Hokland, B. K. and Paulsen, B.
https://doi.org/10.21348/p.1998.0011

Monitoring of the Indian underground nuclear tests of May 1998
Kvaerna, T., Ringdal, F., Schweitzer, J. and Taylor, L.
https://doi.org/10.21348/p.1998.0010

Monitoring seismic events in the Barents/Kara Sea region
Asming, V., Kremenetskaya, E. and Ringdal, F.
https://doi.org/10.21348/p.1998.0003

Norwegian Experience with IDC Metrics During GSETT-3
Ringdal, F.
https://doi.org/10.21348/p.1998.0015

Optimized Threshold Monitoring
Kvaerna, T., Ringdal, F., Schweitzer, J. and Taylor, L.
https://doi.org/10.21348/p.1998.0009

Seismic monitoring of the Barents/Kara sea region
Ringdal, F., Kremenetskaya, E., Asming, V., Fyen, J., Kvaerna, T. and Schweitzer, J.
https://doi.org/10.21348/p.1998.0016

Seismic Threshold Monitoring for continuous assessment of Global detection capability
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.1998.0008

Semiannual Technical Summary
NORSAR
https://doi.org/10.21348/p.1998.0013

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.1998.0014

Status Report: Norway's participation in GSETT-3
Baadshaug, U., Mykkeltveit, S. and Fyen, J.
https://doi.org/10.21348/p.1998.0004

Status Report: Norway's participation in GSETT-3
Baadshaug, U., Mykkeltveit, S. and Fyen, J.
https://doi.org/10.21348/p.1998.0005

Study of surface waves and MS:mb using Apatity LP recordings
Kremenetskaya, E., Asming, V., Jevtjugina, Z. and Ringdal, F.
https://doi.org/10.21348/p.1998.0007

The Indian nuclear explosions of 11 and 13 May 1998
Schweitzer, J. and Ringdal, F. and Fyen, J.
https://doi.org/10.21348/p.1998.0001

Threshold Monitoring: Summary of pipeline processing
Taylor, L.
https://doi.org/10.21348/p.1998.0017

Tuning the automatic data processing for the Spitsbergen array (SPITS)
Schweitzer, J.
https://doi.org/10.21348/p.1998.0002

1999

Aarsmelding 1999
NORSAR
https://doi.org/10.21348/p.1999.0008

Continuous assessment of upper limit Ms
Kvaerna, T., Schweitzer, J., Taylor, L. and Ringdal, F.
https://doi.org/10.21348/p.1999.0006

Earthquake location accuracies in Norway based on a comparison between local and regional networks
Hicks, E., Bungum, H. and Ringdal, F.
https://doi.org/10.21348/p.1999.0003

Eurobridge -- ground truth observations at the Fennoscandian arrays
Taylor, L., Schweitzer, J. and Kvaerna, T.
https://doi.org/10.21348/p.1999.0015

Global Seismic Threshold Monitoring: Internet Access and Examples of Results
Taylor, L. and Kvaerna, T.
https://doi.org/10.21348/p.1999.0014

Monitoring of the European Arctic Using Regional Generalized Beamforming
Kvaerna, T., Schweitzer, J., Taylor, L. and Ringdal, F.
https://doi.org/10.21348/p.1999.0005

NORSAR Newsletter June 1999
NORSAR
https://doi.org/10.21348/p.1999.0009

Observed Characteristics of Regional Seismic Phases and Implications for P/S Discrimination in the Barents/Kara Sea Region
Ringdal, F. and Kremenetskaya, E.
https://doi.org/10.21348/p.1999.0010

Recent developments in connection with the seismic station in Amderma, Russia
Asming, A. and Kuzmin, I. and Ringdal, F.
https://doi.org/10.21348/p.1999.0001

Recommendations for Seismic Event Location Calibration Development
Ringdal, F.
https://doi.org/10.21348/p.1999.0013

Seismic Location Calibration for the Barents Region
Kremenetskaya, E., Asming, V. and Ringdal, F.
https://doi.org/10.21348/p.1999.0004

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.1999.0011

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.1999.0012

The MASI-1999 field experiment
Schweitzer, J.
https://doi.org/10.21348/p.1999.0002

Threshold Monitoring processing parameters for IMS stations BRAR and NVAR
Kvaerna, T. and Taylor, L.
https://doi.org/10.21348/p.1999.0007

2000

Crustal structure of the Barents Sea -- important constraints for regional seismic velocity and travel-time models
Faleide, J. I.
https://doi.org/10.21348/p.2000.0001

Locating Seismic Events in Northern Eurasia
Kremenetskaya, E., Asmin, V. and Ringdal, F.
https://doi.org/10.21348/p.2000.0003

NORSAR Aarsmelding 2000
Ringdal, F.
https://doi.org/10.21348/p.2000.0009

Recent profiling experiments in the Spitsbergen area -- calibration data for the SPITS array
Schweitzer, J.
https://doi.org/10.21348/p.2000.0016

Regional Seismic Threshold Monitoring
Kvaerna, T., Ringdal, F., Schweitzer, J. and Taylor, L.
https://doi.org/10.21348/p.2000.0006

Research in regional seismic monitoring
Ringdal, F., Kremenetskaya, E., Asming, V., Kvaerna, T. and Schweitzer, J.
https://doi.org/10.21348/p.2000.0013

Seismic Event Location Calibration
Ringdal, F.
https://doi.org/10.21348/p.2000.0012

Seismic events in the Barents Sea at and near the site of the Kursk submarine accident on 12 August 2000
Ringdal, F., Kvaerna, T. and Paulsen, B.
https://doi.org/10.21348/p.2000.0014

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2000.0010

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2000.0011

Source properties and focal depth of the MS 4. 2 Revda (Lovozero) earthquake of August 17, 1999
Roth, M., Bungum, H. and Haddon, R. A. W.
https://doi.org/10.21348/p.2000.0015

Synthetic travel times for regional crustal transects across the Barents Sea and the adjacent western continental margin
Faleide, J. I., Schweitzer, J., Bungum, H. and Moellegaaed, E.
https://doi.org/10.21348/p.2000.0002

The Eurobridge Profile: Analysis of time residuals at the Fennoscandian arrays
Kvaerna, T., Schweitzer, J. and Taylor, L.
https://doi.org/10.21348/p.2000.0007

Third Level Seismo-geographical Regionalization of Fennoscandia
Lindholm, C., Schweitzer, J., Wolf, E., Bungum, H., Atakan, K., Gregersen, S., Arhe, K. and Maraska, J.
https://doi.org/10.21348/p.2000.0008

Threshold Monitoring Processing Parameters for IMS Stations PDYAR and ARCES
Kvaerna, T. and Taylor, L.
https://doi.org/10.21348/p.2000.0004

Waveform quality analysis and data conditioning for the SPITS array
Kvaerna, T.
https://doi.org/10.21348/p.2000.0005

2001

Automatic reprocessing of events from the Khibiny Massif
Ringdal, F., Kvaerna, T., Schweitzer, J. and Hafslund, A.
https://doi.org/10.21348/p.2001.0008

Experimental threshold monitoring of the area surrounding the site of the Kursk submarine accident
Kvaerna, T.
https://doi.org/10.21348/p.2001.0003

NORSAR Aarsmelding 2001
Ringdal, F.
https://doi.org/10.21348/p.2001.0005

Online databases for the European Arctic -- New developments of the NORSAR web site
Kvaerna, T., Hicks, E. and Schweitzer, J.
https://doi.org/10.21348/p.2001.0004

Seismic Event Location Calibration
Ringdal, F.
https://doi.org/10.21348/p.2001.0007

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2001.0006

Study of seismic activity near the Barentsburg mine (Spitsbergen)
Kremenetskaya, E. and Baranov, S. and Filatov, Y. and Asming, V. E. and Ringdal, F.
https://doi.org/10.21348/p.2001.0001

S-Velocities in the crust and uppermost mantle of northern Fennoscandia deduced from dispersion analysis of Rayleigh waves
Dietrich, K., Schweitzer, J. and Meier, T.
https://doi.org/10.21348/p.2001.0002

2002

Analysis of cavity-decoupled chemical explosions
Gibbons, S. J., Lindholm, C., Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.2002.0001

Comparison of location procedures -- The Kara Sea event of 16 August 1997
Schweitzer, J. and Kennett, B. L. N.
https://doi.org/10.21348/p.2002.0014

Design Study for the Refurbishment of the SPITS Array (AS 72)
Schweitzer, J. and Kvaerna, T.
https://doi.org/10.21348/p.2002.0015

Estimating global and regional IMS detection capability
Kvaerna, T.
https://doi.org/10.21348/p.2002.0004

Monitoring the seismicity of the Spitsbergen Archipelago
Kremenetskaya, E., Baranov, S., Asmin, V. and Ringdal, F.
https://doi.org/10.21348/p.2002.0003

NORSAR Aarsmelding 2002
Ringdal, F.
https://doi.org/10.21348/p.2002.0008

Regional Seismic Threshold Monitoring
Kvaerna, T., Hicks, E., Schweitzer, J. and Ringdal, F.
https://doi.org/10.21348/p.2002.0006

Research in regional seismic monitoring
Ringdal, F., Kvaerna, F., Kremenetskaya, E., Asming, V., Mykkeltveit, S., Lindholm, C. and Schweitzer, J.
https://doi.org/10.21348/p.2002.0012

Seismic Event Location Calibration
Ringdal, F.
https://doi.org/10.21348/p.2002.0011

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2002.0009

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2002.0010

Site-Specific Generalized Beamforming (SSGBF) applied to the Lop Nor test site
Kvaerna, T., Hicks, E. and Ringdal, F.
https://doi.org/10.21348/p.2002.0005

Site-Specific Threshold Monitoring (SSTM) applied to the Lop Nor test site
Lindholm, C., Kvaerna, T. and Schweitzer, J.
https://doi.org/10.21348/p.2002.0007

Some results derived from the seismic signals of the accident of the Russian submarine Kursk
Schweitzer, J.
https://doi.org/10.21348/p.2002.0013

Travel times and attenuation relations for regional phases in the Barents Sea region
Hicks, E., Kvaerna, T., Mykkeltveit, S., Ringdal, F. and Schweitzer, J.
https://doi.org/10.21348/p.2002.0002

2003

Analysis of infrasound data recorded at the Apatity array
Vinogradov, Y. and Ringdal, F.
https://doi.org/10.21348/p.2003.0015

Body-Wave Magnitude Residuals of IMS Stations
Schweitzer, J.
https://doi.org/10.21348/p.2003.0013

Energy partitioning for seismic events in Fennoscandia and NW Russia
Bungum, H., Kvaerna, T., Mykkeltveit, S., Roth, M., Aastebol, K., Harris, D. B. and Larsen, S.
https://doi.org/10.21348/p.2003.0003

NORSAR Aarsmelding 2003
Ringdal, F.
https://doi.org/10.21348/p.2003.0008

NORSAR's event warning system (NEWS)
Schweitzer, Johannes
https://doi.org/10.21348/p.2003.0014

Processing of regional phases using the large aperture NOA array
Gibbons, S. J., Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.2003.0005

Research in regional seismic monitoring
Ringdal, F., Kvaerna, T., Kremenetskaya, E., Asming, V., Mykkeltveit, S., Gibbons, S. J. and Schweitzer, J.
https://doi.org/10.21348/p.2003.0012

Seismic Event Location Calibration
Ringdal, F.
https://doi.org/10.21348/p.2003.0011

Seismic events associated with the Barentsburg mining accident on 7 June 2003
Kvaerna, T. and Schweitzer, J. and Ringdal, F. and Asming, V. and Kremenetskaya, E.
https://doi.org/10.21348/p.2003.0002

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2003.0009

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2003.0010

Single array analysis and processing of events from the Kovdor mine, Kola, NW Russia
Gibbons, S. J., Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.2003.0004

Site-specific GBF monitoring of the Novaya Zemlya test site
Kvaerna, T. and Hicks, E. Ringdal
https://doi.org/10.21348/p.2003.0007

Threshold Monitoring of the Mines in the Kola Region
Kvaerna, T.
https://doi.org/10.21348/p.2003.0006

Upgrading the ARCES (PS 28) on-line data processing system
Schweitzer, J.
https://doi.org/10.21348/p.2003.0001

2004

A waveform correlation procedure for detecting decoupled chemical explosions
Gibbons, S. J. and Ringdal, F.
https://doi.org/10.21348/p.2004.0005

ARCES recordings of events from the Khibiny and Olenegorsk mines
Kvaerna, T.
https://doi.org/10.21348/p.2004.0007

Comparison of the Love-Rayleigh discrepancy in central Europe (GRSN) and southern Scandinavia (NORSAR)
Bischoff, M., Schweitzer, J. and Meier, T.
https://doi.org/10.21348/p.2004.0003

Discriminants for seismic monitoring
Oberg, D., Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.2004.0008

Ground Truth information from Khibiny mining explosions
Kozyrev, S., Kremenetskaya, E., Asming, V., Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.2004.0006

Locating seismic events near the Spitsbergen archipelago
Asming, V., Kremenetskaya, E. and Ringdal, F.
https://doi.org/10.21348/p.2004.0002

NORSAR Aarsmelding 2004
Ringdal, F.
https://doi.org/10.21348/p.2004.0009

Observed and predicted travel times of Pn and P phases recorded at NORSAR from regional events
Engdahl, E. R. and Schweitzer, J.
https://doi.org/10.21348/p.2004.0004

Research in regional seismic monitoring
Ringdal, F., Kremenetskaya, E., Kvaerna, T., Asming, V., Kozyrev, S., Mykkeltveit, S., Gibbins, S. J. and Schweitzer, J.
https://doi.org/10.21348/p.2004.0012

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2004.0010

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2004.0011

Some aspects of regional array processing at NORSAR
Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.2004.0013

Source depths at regional distances: an example from the western Barents Sea/Svalbard region
Stange, S. and Schweitzer, J.
https://doi.org/10.21348/p.2004.0001

Study of regional variations of the coda characteristics in the Barents Sea using small-aperture arrays
Schissele, E. and Schweitzer, J.
https://doi.org/10.21348/p.2004.0014

2005

Automatic real-time detection and processing of regional seismic phases on the wide-aperture NORSAR array
Gibbons, S. J. and Ringdal, F.
https://doi.org/10.21348/p.2005.0004

Combined seismic/infrasonic processing: A case study of explosions in NW Russia
Ringdal, F. and Schweitzer, J.
https://doi.org/10.21348/p.2005.0011

Data from deployment of temporary seismic stations in northern Norway and Finland
Maercklin, N. and Mykkeltveit, S. and Schweitzer, J. and Rock, D. and Harris, D. B.
https://doi.org/10.21348/p.2005.0001

Detecting the aftershock of the 16 August 1997 Kara Sea event by waveform correlation
Gibbons, S. J. and Ringdal, F.
https://doi.org/10.21348/p.2005.0003

NORSAR Aarsmelding 2005
NORSAR
https://doi.org/10.21348/p.2005.0008

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2005.0009

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2005.0010

Spectral characteristics of signals and noise at selected IMS stations
Kvaerna, T. and Baadshaug, U.
https://doi.org/10.21348/p.2005.0005

Surface Wave Tomography for the Barents Sea and Surrounding Regions
Levshin, A., Weidle, C. and Schweitzer, J.
https://doi.org/10.21348/p.2005.0006

The 7 April 2004 Flisa, Southern Norway earthquake sequence -- eight hypocenter determinations and one focal mechanism
Schweitzer, J.
https://doi.org/10.21348/p.2005.0012

The detection of rockbursts at the Barentsburg coal mine, Spitsbergen, using waveform correlation on SPITS array data
Gibbons, S. J. and Ringdal, F.
https://doi.org/10.21348/p.2005.0002

The Sumatra Mw=9.0 earthquake as a high-end test of NORSAR's processing capability
Lindholm, C., Ringdal, F. and Fyen, J.
https://doi.org/10.21348/p.2005.0007

2006

Improvements to SPITS regional S-phase detection; coherent beamforming of rotated horizontal components
Schweitzer, J. and Kvaerna, T.
https://doi.org/10.21348/p.2006.0001

Infrasound data processing using Apatity and ARCES array data
Schweitzer, J., Ringdal, F., Kvaerna, T., Asming, V. and Vinogradov, Y.
https://doi.org/10.21348/p.2006.0012

Infrasound observations of two recent meteor impacts in Norway
Schweitzer, J. and Kvaerna, T.
https://doi.org/10.21348/p.2006.0011

Moment tensor (MT) inversion for regional events in Fennoscandia and adjacent areas
Kuhn, D. and Schweitzer, J.
https://doi.org/10.21348/p.2006.0003

NORSAR Aarsmelding 2006
NORSAR
https://doi.org/10.21348/p.2006.0005

Processing of low-magnitude seismic events near Novaya Zemlya
Ringdal, F. and Gibbons, S. J.
https://doi.org/10.21348/p.2006.0009

Research in regional seismic monitoring
Ringdal, F., Gibbons, S. J., Kvaerna, T., Asming, V., Vinogradov, Y., Mykkeltveit, S. and Schweitzer, J.
https://doi.org/10.21348/p.2006.0008

Seismic/Infrasonic Processing: Case Study of explosions in north Finland
Ringdal, F. and Gibbins, S. J.
https://doi.org/10.21348/p.2006.0010

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2006.0006

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2006.0007

Surface Wave Tomography for the Barents Sea and Surrounding Regions -- Part II
Levshin, A., Schweitzer, J., Weidle, C., Shapiro, N., Maercklin, N. and Ritzwoller, M.
https://doi.org/10.21348/p.2006.0004

The exploitation of repeating seismic events to measure and correct erroneous timing at the KBS station, Spitsbergen, during February and March 2006
Gibbons, S. J.
https://doi.org/10.21348/p.2006.0002

2007

A Case Study of Seismic Event Identification: Explosions in NW Russia using the ARCES seismic array
Gibbons, S. J.
https://doi.org/10.21348/p.2007.0002

Application of array-based waveform correlation techniques to the detection of the 2003 Lefkada Island, Greece, aftershock sequence focusing on the very small aperture TRISAR array
Pirli, M., Gibbons, S. J. and Schweitzer, J.
https://doi.org/10.21348/p.2007.0006

Basic research on seismic and infrasonic monitoring of the European Arctic
Ringdal, F., Kvaerna, T., Mykkeltveit, S., Gibbons, S. J. and Schweitzer, J.
https://doi.org/10.21348/p.2007.0010

Joint seismic-infrasonic processing of recordings from a repeating source of atmospheric explosions in Northern Finland
Gibbons, S. J., Ringdal, F. and Kvaerna, T.
https://doi.org/10.21348/p.2007.0003

NORSAR Aarsmelding 2007
NORSAR
https://doi.org/10.21348/p.2007.0005

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2007.0007

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2007.0008

Single small array regional localization using PMCC (ELOSV2)
Chabassier, J. and Schweitzer, J.
https://doi.org/10.21348/p.2007.0001

The Capability for Seismic Monitoring of the North Korean Test Site
Kvaerna, T., Ringdal, F. and Baadshaug, U.
https://doi.org/10.21348/p.2007.0004

Towards a Nordic Regional Infrasonic Array Network
Ringdal, F., Kvaerna, T. and Gibbons, S. J.
https://doi.org/10.21348/p.2007.0009

2008

Aarsmelding 2008
NORSAR
https://doi.org/10.21348/p.2008.0003

Basic research on seismic and infrasonic monitoring of the European Arctic
NORSAR
https://doi.org/10.21348/p.2008.0004

Continued overview of NORSAR system responses: the NORES and ARCES arrays
Pirli, M. and Schweitzer, J.
https://doi.org/10.21348/p.2008.0006

Initial studies of high-frequency signals recorded at ARCES
Ringdal, F., Kvaerna, T. and Gibbons, S. J.
https://doi.org/10.21348/p.2008.0009

Initial studies of signals recorded by ARCES infrasound sensors
Ringdal, F., Kvaerna, T. and Gibbons, S. J.
https://doi.org/10.21348/p.2008.0010

Investigation of infrasound signals from rocket launches at the Plesetsk Cosmodrome, Northwest Russia
Kvaerna, T.
https://doi.org/10.21348/p.2008.0002

Overview of NORSAR system response
Pirli, M. and Schweitzer, J.
https://doi.org/10.21348/p.2008.0005

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2008.0007

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2008.0008

Setup of an experimental infrasound deployment within the ARCES array
Roth, M., Fyen, J. and Larsen, P. W.
https://doi.org/10.21348/p.2008.0011

The International Polar Year 2007-2008 Project ´´The Dynamic Continental Margin between the Mid-Atlantic-Ridge System (Mohn's Ridge, Knipovich Ridge) and the Bear Island Region´´
Schweitzer, J. and the IPY Project Consortium Members
https://doi.org/10.21348/p.2008.0001

2009

A climatology of infrasound observations at the experimental ARCI array in Norway
Evers, L. G. and Schweitzer, J.
https://doi.org/10.21348/p.2009.0001

Aarsmelding 2009
NORSAR
https://doi.org/10.21348/p.2009.0005

Continued overview of system responses for seismic arrays and stations contributing to NORSAR's Data Center
Pirli, M. and Schweitzer, J.
https://doi.org/10.21348/p.2009.0006

Detection Capability of IMS Primary and Auxiliary Seismic Stations
Kvaerna, T., Ringdal, F. and Baadshaug, U.
https://doi.org/10.21348/p.2009.0004

Detection of aftershocks of the Feb 21, 2008 Spitsbergen M 5. 9 event at ARCES
Wang, J., Schweitzer, J., Tilmann, F. and White, R. S.
https://doi.org/10.21348/p.2009.0011

Infrasound observations from the meteor north of Norway on 15 January 2009
Kvaerna, T.
https://doi.org/10.21348/p.2009.0003

Infrasound signals generated by atmospheric explosions in Finland as observed at the ARCES seismic array and microbarograph mini-array
Gibbons, S. J.
https://doi.org/10.21348/p.2009.0002

Seismic arrays in Earthquake Early Warning Systems (EEWS)
Schweitzer, J.
https://doi.org/10.21348/p.2009.0010

Seismometer and digitizer tests at NOA subarray NC6
Roth, M., Fyen, J. and Larsen, P. W.
https://doi.org/10.21348/p.2009.0009

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2009.0007

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2009.0008

2010

A New Source of Seismo-Acoustic Events for the Study of Infrasound Propagation over Regional Distances
Gibbons, S. J.
https://doi.org/10.21348/p.2010.0002

A probabilistic seismic model for the European Arctic
Hauser, J., Dyer, K. M., Pasyanos, M. E., Bungum, H., Faleide, J. I., Clark, S. A. and Schweitzer, J.
https://doi.org/10.21348/p.2010.0004

Aarsmelding 2010
NORSAR
https://doi.org/10.21348/p.2010.0007

Basic research on seismic and infrasonic monitoring of the European Arctic
Ringdal, F., Kvaerna, T., Mykkeltveit, S., Gibbons, S. J. and Schweitzer, J.
https://doi.org/10.21348/p.2010.0012

Continued overview of array and station system responses contributing to NORSAR's Data Center
Pirli, M. and Schweitzer, J.
https://doi.org/10.21348/p.2010.0009

Infrasound signals from recent rocket launches in the White Sea
Kvaerna, T.
https://doi.org/10.21348/p.2010.0005

Local seismicity on and near Bear Island (Norwegian Arctic) from a temporary small aperture array installation in 2008
Haendel, H. and Schweitzer, J. and Krueger, F.
https://doi.org/10.21348/p.2010.0001

Location of the NDC Preparedness Exercise 2009 event with the use of near-regional data
Pirli, M. and Schweitzer, J.
https://doi.org/10.21348/p.2010.0008

Seismic event in the eastern Barents Sea, 11 November 2009
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.2010.0006

Seismic Monitoring of the North Korea Nuclear Test Site Using Multi-Channel Waveform Correlation on the Matsushiro Array (MJAR) in Japan
Gibbons, S. J.
https://doi.org/10.21348/p.2010.0003

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2010.0010

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2010.0011

2011

Application of detection probabilities in the IDC global phase association process
Kvaerna, T., Ringdal, F. and Given, J.
https://doi.org/10.21348/p.2011.0015

Arsmelding 2011
NORSAR
https://doi.org/10.21348/p.2011.0016

Installation of the seismic broadband station in Barentsburg, Svalbard
Roth, M. and Pirli, M. and Schweitzer, J. and Kremenetskaya, E.
https://doi.org/10.21348/p.2011.0003

Late stages of the Storfjorden, Svalbard, aftershock sequence
Pirli, M., Paulsen, B. and Schweitzer, J.
https://doi.org/10.21348/p.2011.0017

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2011.0018

Semiannual Technical Summary
Ringdal, F.
https://doi.org/10.21348/p.2011.0019

Study of body-wave magnitudes calculated at the IDC
Kvaerna, T. and Ringdal, F.
https://doi.org/10.21348/p.2011.0014

Test of new hybrid seismometers at NORSAR
Roth, M. and Fyen, J. and Larsen, P. W. and Schweitzer, J.
https://doi.org/10.21348/p.2011.0002

The 21 July 2011 earthquake in Hedmark, Southern Norway
Schweitzer, J.
https://doi.org/10.21348/p.2011.0020

The International Polar Year (IPY) broadband ocean-bottom seismograph deployment: observations, limitations and integration with the IPY land network
Pirli, M. and Schweitzer, J. and the IPY Project Consortium
https://doi.org/10.21348/p.2011.0001

The Novaya Zemlya event on 11 October 2010
Kvaerna, T. and Gibbons, S. J.
https://doi.org/10.21348/p.2011.0013

2012

Aarsmelding 2012
NORSAR
https://doi.org/10.21348/p.2012.0010

Adapting Pipeline Architectures to Track Developing Aftershock Sequences and Recurrent Explosions
Kvaerna, T., Gibbons, S. J., Harris, D. B. and Dodge, D. A.
https://doi.org/10.21348/p.2012.0007

First Data and Analysis Results from the New, Permanent Seismic Station TROLL, Dronning Maud Land, Antarctica
Pirli, M.
https://doi.org/10.21348/p.2012.0011

Research into Nuclear Disarmament: The UK-Norway Initiative on Nuclear Warhead Dismantlement Verification (UKNI)
Mykkeltveit, S.
https://doi.org/10.21348/p.2012.0009

Semiannual Technical Summary
Mykkeltveit, S.
https://doi.org/10.21348/p.2012.0008

The new three-component very broadband seismic station TROLL, Antarctica
Schweitzer, J. and Roth, M. and Pirli, M.
https://doi.org/10.21348/p.2012.0001

2013

An Application of Coda Envelopes for Estimation of Stable Event Magnitudes in Southern Norway
Labonne, C., Kvaerna, T. and Roth, M.
https://doi.org/10.21348/p.2013.0010

Automatic Parameter Extraction for Three-Component Observations
Schweitzer, J.
https://doi.org/10.21348/p.2013.0013

Classifying Seismic Signals at Small-Aperture Arrays via Stochastic Modeling of F-K Image Sequences
Ohrnberger, M., Hammer, C., Giannotis, N. and Schweitzer, J.
https://doi.org/10.21348/p.2013.0011

Detection and Location of the February 12, 2013, Announced Nuclear Test in North Korea
Gibbons, S. J.
https://doi.org/10.21348/p.2013.0004

Detection Capability of the Seismic Station TROLL in Antarctica
Kvaerna, T., Schweitzer, J., Pirli, M. and Roth, M.
https://doi.org/10.21348/p.2013.0009

Examination of the Storfjorden Aftershock Sequence Using an Autonomous Event Detection and Grouping Framework: Preliminary Results
Junek, W. N., Kvaerna, T., Pirli, M., Harris, D. B., Schweitzer, J. and Woods, M. T.
https://doi.org/10.21348/p.2013.0005

NORSAR System Responses Manual, NORSAR, Kjeller, 3rd ed.
Pirli, M.
https://doi.org/10.21348/p.2013.0001

P-wave Polarization and FK Analysis of NORSAR Array Data to Investigate Local Anisotropy and Lateral Heterogeneity
Cristiano, L., Schweitzer, J. and Meier, T.
https://doi.org/10.21348/p.2013.0003

Responses of the Infrasound Channels of ARCES and NORES
Roth, M. and Pirli, M.
https://doi.org/10.21348/p.2013.0012

Seismological Research Related to Geophysical Processes in the European Arctic
Antonovskaya, D., Konechnaya, Y., Kremenetskaya, E., Asming, V., Kvaerna, T., Schweitzer, J., Pirli, M. and Ringdal, F.
https://doi.org/10.21348/p.2013.0002

Semiannual Technical Summary
Kvaerna, T.
https://doi.org/10.21348/p.2013.0006

Semiannual Technical Summary
Kvaerna, T.
https://doi.org/10.21348/p.2013.0007

The Ural Mountains Event on 24 December 2012
Kvaerna, T., Antonovskaya, G., Konechnaya, Y. and Asming, V.
https://doi.org/10.21348/p.2013.0008

2014

IS37 Infrasound Station in Bardufoss, Norway
Fyen, J., Roth, M. and Larsen, P. W.
https://doi.org/10.21348/p.2014.0001

Semiannual Technical Summary
Kvaerna, T.
https://doi.org/10.21348/p.2014.0003

Semiannual Technical Summary
Kvaerna, T.
https://doi.org/10.21348/p.2014.0004

Infrasound signal detection from the Drevja accidental explosion
Nasholm, S. P.
https://doi.org/10.21348/p.2014.0005

Reflectivity versus ray-tracing in infrasound propagation modelling
Nasholm, S. P., Schweitzer, J., Kvaerna, T. and Gibbons, S. J.
https://doi.org/10.21348/p.2014.0006

Year 2014 Facts and figures
NORSAR
https://doi.org/10.21348/p.2014.0007

Experimental inclusion of the Eskdalemuir array in the automatic regional array processing system at NORSAR
Ringdal, F., Kvaerna, T. and Schweitzer, J.
https://doi.org/10.21348/p.2014.0008

The modernized large-aperture broadband array NOA
Roth, M., Schweitzer, J. and Fyen, J.
https://doi.org/10.21348/p.2014.0009

Location of the November 6, 2013, Valdres/Hallingdal Bolide from Infrasound Signals on the NORES Infrasound Array and the NORSAR Seismic Array
Gibbons, S. J.
https://doi.org/10.21348/p.2014.0002

2015

3-D Crustal Model for Southern Norway
Janutyte, I. and Kvaerna, T.
https://doi.org/10.21348/p.2015.0002

Semiannual Technical Summary
Kvaerna, T.
https://doi.org/10.21348/p.2015.0003

Stratospheric and Thermospheric Infrasound Signals Recorded at IS37
Nasholm, S. P. and Kvaerna, T.
https://doi.org/10.21348/p.2015.0004

The DPEP Long-Period Detector for the NOA Broadband Array
Celli, N. L., Schweitzer, J. and Fyen, J.
https://doi.org/10.21348/p.2015.0001

Year 2015 Facts and Figures
NORSAR
https://doi.org/10.21348/p.2015.0005

2016

Year 2016
NORSAR
https://doi.org/10.21348/p.2016.0001

2017

Aarsrapport 2017
Strandenes, S.
https://doi.org/10.21348/p.2017.0002

Seismological research related to geophysical processes in the European Arctic (project GEOPROC)
Schweitzer, J. and Antonovskaya, G. and the Joint Norwegian-Russian Project GEOPROC Consortium
https://doi.org/10.21348/p.2017.0001

2018

Aarsrapport 2018
Strandenes, S.
https://doi.org/10.21348/p.2018.0003

Review of the public KNMI induced earthquake catalogue from the Groningen gas field (report project phase 1, WP1: Catalogue review)
Dando, B. and Goertz-Allmann, B. and Kuehn, D. and Langet, N. and Oye, V. and Wuestefeld, A.
https://doi.org/10.21348/p.2018.0001

Review of the public KNMI induced earthquake catalogue from the Groningen gas field (report project phase 1, WP2: Qualitative sensitivity analysis)
Goertz-Allmann, B. and Kuehn, D. and Langet, N. and Lindholm, C. and Meslem, A. and Oye, V.
https://doi.org/10.21348/p.2018.0002

2019

Aarsrapport 2019
Strandenes, S.
https://doi.org/10.21348/p.2019.0001

2020

Assessing data collection methods for the purpose of GMPE calculations at Groningen (KEM 11 Phase 2A)
Christensen, J. M. and Dando, B. D. E. and Dichiarante, A. M. and Ghione, F. and Kuehn, D. and Langet, N. and Oye, V.
https://doi.org/10.21348/p.2020.0003

Review of seismogenic source models for the Groningen gas reservoir (WP1: Review of the existing NAM seismogenic source model)
Dahm, T. and Hainzl, S. and Kuehn, D. and Oye, V. and Richter, G. and Rodriguez, I. Vera
https://doi.org/10.21348/p.2020.0001

Review of seismogenic source models for the Groningen gas reservoir (WP2: Review of existing alternative approaches and possible knowledge gaps)
Dahm, T. and Hainzl, S. and Kuehn, D. and Oye, V. and Richter, G. and Rodriguez, I. Vera
https://doi.org/10.21348/p.2020.0002

2022

Oye et al., 2022 - Data repository
NORSAR
https://doi.org/10.21348/d.no.0002

2023

Langet & Silverberg, 2023 - Data repository
NORSAR
https://doi. org/10.21348/d.no.0003

NORFOX - Fibre Optic Array Data
NORSAR
https://doi.org/10.21348/d.no.0004