1 Alvarenga, E.; Barquero, R.; Boschini, I.; Escobar, J.; Fernández, M.; Mayol, P.; Havskov, Jens; Gálvez, N.; Hernández, Z.; Ottemøller, Lars; Pacheco, J.; m.f. Central American Seismic Center, CASC. Seismological Research Letters. 69: s. 394-399 1998. ISSN 0012-8287 2 Ashwal, L.; Torsvik, Trond H.; Tucker, R. D.; Eide, Elizabeth A.; de Wit, M. J. Seychelles revisited. Journal of African Earth Sciences. 27: 11-12 1998. ISSN 0899-5362 Gondwana 10 meeting. 3 Atakan, Kuvvet; Anundsen, K.; Helle, S. K. Active tectonics in intraplate areas: A case study from Southwestern Norway. 1998. ESC XXVI General Assembly. Tel Aviv, Israel, 23.08-28.08. 4 Atakan, Kuvvet Applications of paleoseismology in seismic hazard analysis: examples from the Managua graben, Nicaragua. 1998. Paleoseismology Workshop. INETER, Managua, Nicaragua, 09.03-14.03. 5 Atakan, Kuvvet Comments on the possible effects of seismicity on slope instabilities in the Norwegian continental margin, with special emphasis on the Storegga submarine slide. - Technical Report, prepared for the ENAM project. - Geological Institute, University of Bergen, Norway 98: 04, 21 s. 1998. 6 Atakan, Kuvvet Empirical evaluation of site effects. Course Notes for the European Seismological Commission (ESC) Training Course for Young Seismologists. Tel Aviv, Israel, 20 - 21 August 1998. 141 s. 1998. 7 Atakan, Kuvvet Empirical site response studies in Central America: present status. Proceedings of the Seminar on Assessment and Mitigation of Seismic Risk in the Central American Area. Red. Cortina, J.; Bommer, J.; de Hasbun, P.M. s. 77-88 1998. Seminar on Assessment and Mitigation of Seismic Risk in the Central American Area. San Salvador, El Salvador, 22.09-27.09, 1997. 8 Atakan, Kuvvet; Midzi, Vunganai Preliminary analysis of the uncertainties in the paleoseismic investigations along the Feldbiss Fault, north-west Belgium. - Technical Report UiB/98-01 under the project 'Evaluation of Potential for Large Earthquakes in Regions of Present day low Seismic Activity in Europ. - Institute of Solid Earth Physics, University of Bergen, Norway 15 s. 1998. 9 Atakan, Kuvvet Seminar Program and Excursion Guide. Institute-seminar/excursion to Turkey (TURKSEM) May 27 - June 3. 1998. - Institute of Solid Earth Physics, University of Bergen, Norway 101 s. 1998. 10 Atakan, Kuvvet Treatment of uncertainties in Paleoseismology. 1998-03-23. Royal Observatory of Belgium. Brussels, Belgium. 11 Atakan, Kuvvet Uncertainties in paleoseismic investigations. 1998. PALEOSIS Project Meeting. Mittelhausen, Strasbourg, France, 06.10-09.10. 12 Atakan, Kuvvet Uncertainties in paleoseismology and their treatment for seismic hazard analysis [Extended abstract]. The Summer School on 'Active Faulting and Paleoseismology' European Centre for Geodynamics and Seismology. 1998. Luxembourg, 10.07-23.07. 13 Atakan, Kuvvet Uncertainties in the interpretation of geological data: Implications for seismic hazard analysis. 1998-04-10. Paleoseismology Workshop. Polytechnical University of Madrid. 14 Austegard, Atle Decompaction of sedimentary units with mixed lithologies. - Seismo-Series 68, 19 s. 1998. 15 Austegard, Atle GFJ-282. Notes in Gravity and Geomagnetism. - Forelesningskompendium 1998. 16 Austegard, Atle Nordisk energiforskningsprogram. 1998-04. Bergen. 17 Baker, P; Camerlenghi, A; Cooper, A; Davey, F; Domack, E; Escutia, C; Kristoffersen, Yngve; O'Brien, P Ice sheet history from Antarctic continental margin sediments: the ANTOSTRAT approach. Terra Antarctica. 5: 737 - 760 1998. 18 Bastos, L.; Cunha, S.; Timmen, L.; Nesemann, M.; Xu, G.; Boebel, T.; Meyer, U.; Forsberg, R.; Olesen, A.; Gidskehaug, Arne; Hehl, K. Airborne gravimetry and altimetry campaign in the Azores region. 1998. EGS General Assembly. Nice, France, 20.04-24.04. 19 Bastos, L.; Cunha, S.; Forsberg, R.; Olesen, A.; Gidskehaug, Arne; Meyer, U.; Boebel, T.; Timmen, L.; Xu, G.; Nesemann, M.; Hehl, K. An Airborne Geoid Mapping System for regional Sea-Surface Topography: application to the Skagerrak and Azores areas. Geodesy on the Move, Proc IAG Symposium 119. Springer Verlag: s. 30-36 1998. IAG Symposium. Rio de Janeiro, Brazil, 03.09-09.09, 1997. 20 Baxter, T.; Cameron, N.; Chepstow-Lusty, A.; Battarbee, R.; Leroy, S.; Robinson, C.; Løvlie, Reidar; Hajdas, I.; Carter, C.; Pilcher, J.; Aritzegui, D.; Jewson, D. Palaeolimnology and environmental change. Early Holocene water level changes in Lough Neagh, Northern Ireland: Evidence form diatom and pollen assemblages. 1998. XXVIII SIL Congress, Topic 12. Dublin, Ireland, 13.08-15.08. 21 Berndt, C.; Planke, S.; Skogseid, J.; Mjelde, Rolf Deep crustal investigation of the Voring Basin: sensitivity of seismic wide angle data. Poster presented at the EGS XXIII General Assembly. 1998. EGS XXIII General Assembly. Nice, 20.04-24.04. 22 Boebel, T.; Bastos, L.; Cunha, S.; Forsberg, R.; Gidskehaug, Arne; Hehl, K.; Meyer, U.; Miller, H.; Nesemann, M.; Olesen, A.; Timmen, L.; Xu, G. Airborne gravimetry and altimetry in north Greenland and Fram Strait. 1998. EGS General Assembly. Nice, France, 20.04-24.04. 23 Digranes, P.; Mjelde, Rolf; Kodaira, S.; Shimamura, H.; Kanazawa, T.; Shiobara, H.; Berg, E. W. A regional shear-wave velocity model in the central Vøring Basin, N. Norway, using three-component Ocean Bottom Seismographs. Tectonophysics. 293: s. 157-174 1998. ISSN 0040-1951 24 Eide, Elizabeth A.; Torsvik, Trond H. Onshore dating of Late Paleozoic through Mesozoic activities on the eastern and western proto-North Atlantic margins. - NGU Open File Report 98.004, 135 s. 1998. 25 Eide, Elizabeth A.; Torsvik, Trond H. Preliminary technical report for Saga Petroleum AS: Palaeomagnetic and 40Ar-39Ar geochronologic limits for subaerial volcanism on the Faeroe Island Analyses and interpretations. - NGU Report (Confidential) 1998. 26 Escobar, Jose Seismicity and tectonics in Hounduras, and automatic phase picking and earthquake locations in seismic acquisition systems. - master thesis 1998. 27 Fabrizio, M.; Hanyga, Andrzej An inverse problem in viscoelasticity. Sem. Mat. Fis. Univ. Modena, Supplemento in onore del 70o compleanno del prof. C. Vinti. 47: s. 697-708 1998. 28 Fedorenko, Yu.V.; Husebye, Eystein S.; Ruud, Bent Ole; Pinsky, V. Explosion Site Recognition; Neural Net Discriminator Using Single 3-Component Stations. 1998. XXVI General Assembly of the European Seismological Commision (ESC). Tel Aviv, Israel, 23.08-28.08. 29 Fedorenko, Yury V.; Husebye, Eystein S.; Heincke, B.; Ruud, Bent Ole Recognizing explosion sites without seismogram readings: neural network analysis of envelope-transformed multistation SP recordings 3-6 Hz. Geophysical Journal International. 133: 1, F1-F6 1998. ISSN 0956-540x 30 Fernandez, Mario Acre; Molina, E.; Atakan, Kuvvet; Havskov, Jens Tsunamis in Central America. - Report II 1-10 under the Project 'Reduction of Natural DisastCentral America, Earthquake Preparedness and Hazard MitigatioII, 1996-2000'. - Institute of Solid Earth Physics, University of Bergen, Norwa 35 s. 1998. 31 Forsberg, R.; Olesen, A.; Bastos, L.; Gidskehaug, Arne; Hehl, K.; Boebel, T.; Meyer, U.; Nesemann, M.; Xu, G.; Timmen, L. Geoid and sea-surface topography determination by airborne techniques. 1998. EGS General Assembly. Nice, France, 20.04-24.04. 32 Ganchin, Y. V.; Smithson, S. B.; Morozov, I. B.; Smythe, D. K.; Garipov, V. Z.; Karaev, N. A.; Kristoffersen, Yngve Seismic studies around the Kola Superdeep Borehole, Russia. Tectonophysics. 288: s. 1-16 1998. ISSN 0040-1951 33 Gidskehaug, Arne; Jaccard, P.; Bastos, L.; Forsberg, R.; Olesen, A.; Hehl, K.; Meyer, U.; Timmen, L.; Xu, G. Airborne altimetry and oceanography in Skagerrak. 1998. International Workshop on Airborne Gravity and the Polar Gravity Field. Kangerlussuaq, Greenland, 02.06-04.06. 34 Gidskehaug, Arne; et al., The AGMASCO airborne gravity project. 1998. VEINS Workshop. Bergen, 22.11-23.11. 35 Gjøystdal. H.,; Lecomte, I.; Mjelva, A.; Maaø, F.; Hokstad, K.; Johansen, Tor Arne Fast repeated seismic modelling of local complex targets. Paper presented at 68th SEG Conference. 1998. 68th SEG Conference. New Orleans, 13.09-18.09. 36 Guzman, C.; Atakan, Kuvvet Empirical site response in Managua, Nicaragua. - Technical Report II 1-08 under the Project 'Reduction of Natural Disasters in Central America, Earthquake Preparedness and Hazard Mitigation: Phase II, 1996-2000'. - Institute of Solid Earth Physics, University of Bergen, Norway 95 s. 1998. 37 Haflidason, H.; Iversen, M.; Løvlie, Reidar Møre and Vøring Basin geological investigation: lithology and chronological analyses of the geotechnical borings. - Prosjekt-rapport, SeaBed. - Department of Geology 34 s. 1998. 38 Hanyga, Andrzej Asymptotic ray theory and scattering in Biot's theory of porous media. Proc. 4th World Congress on Computational Mechanics. 1998. 4th World Congress on Computational Mechanics. Buenos-Aires, 29.06-02.07. 39 Hanyga, Andrzej Asymptotic ray theory and scattering in biot's theory of porous media. 1998. 4th World Congress on Computational Mechanics. Buenos-Aires, 29.06-04.07. 40 Hanyga, Andrzej Asymptotic solutions of Biot's equations. Proc. Biot Conf. on Poromelasticity. Red. Balkema, A.A. Rotterdam 1998. Poromechanics: A tribute to Maurice A. Biot. Louvain-la-Neuve, 14.09-16.09, 1998. 41 Hanyga, Andrzej Asymptotic solutions of Biot's equations by complex ray tracing. Proc. 4th World Congress on Computational Mechanics. 1998. 4th World Congress on Computational Mechanics. Buenos-Aires, 29.06-02.07. 42 Hanyga, Andrzej Asymptotic Solutions of Biot's Equations. 1998. Biot Conference on Poroelasticity. Louvain-la-Neuve, 14.09-17.09. 43 Hanyga, Andrzej Asymptotic theory of seismic wave attenuation in porous media. Mathematical and Numerical Aspects of Wave Propagation. Red. DeSanto, J. A. SIAM Philadelphia 1998. 44 Hanyga, Andrzej Asymptotic theory of seismic wave attenuation in porous media. 1998. SIAM Conference on Wave propagation. Golden, Colorado, 01.06-05.06. 45 Hanyga, Andrzej Limitations of Fermat's principle in anisotropic media, in "Day on Diffraction". Proc. Seminar in St Petersburg. 1998. Day on Diffraction. St. Petersburg, 03.06-05.06, 1997. 46 Hanyga, Andrzej Oscillatory integrals, singularity theory and ray field singularities. 1998. Banach Center Seminar on "Caustics 98". 15.06-25.06. 47 Hanyga, Andrzej; Carcione, J. M. Reflection from partially saturated transition layers. - Seismo-Series 69, s. 1-18 1998. 48 Hanyga, Andrzej Singular hereditary media in visco- and poroelasticity and wave propagation [invitert]. 1998-10-29. Osservatorio Geofisico Sperimentale, Trieste, Italia. 49 Hanyga, Andrzej Singular hereditary models [invitert]. 1998-07-03. Inst. de Geofisica, University of La Plata, Argentina. 50 Hartz, E.; Torsvik, Trond H.; Andresen,A., Carboniferous age for the East Greenland 'Devonian' Basin: Palaeomagnetic and isotopic constraints on age, stratigraphy and plate reconstructions. Comment and Reply. Geology. s. 284-286 1998. ISSN 0091-7613 51 Hauger, Eirik; van Veen, Paul; Løvlie, Reidar; Gilja, O. H.; Ødegaard, S.; Berstad, A. Magnetostratigraphic correlation of the Middle Jurassic Brent Group at the Visund Field, 34/8-1, 34/8-5 and 34/8-8 Palaeomagnetic and Petromagnetic properties Well 34/8-8. IEEE transactions of communications. - Rapport Red. Bjørndal, Johs.; Hoen, Hans Fredrik; Solberg, Birger. - Norsk Hydro Research Centre 44: 1, 36 s. Steinkjer 1993. ISBN 82-456-0589-1 ISBN 82-519-1381-0 ISSN 0090-6778 Fjernundervisningsseminar. Morgensending, nyheter. 52 Hauger, Eirik; van Veen, Paul; Løvlie, Reidar; Kannas, Lasse; Nordmark, A.; Berstad, A. Magnetostratigraphy Well 30/9-14. Heather and Tarbert Formations, the Oseberg Field. Fauna. - Årsmelding fra Institutt for skogfag Red. Sanness, Berit; Tan, Margeret; Talle, A. - Norsk Hydro 11: 2, 42 s. Gjøvik 1993. ISBN 82-456-0580-8 ISBN 1 84014 538 2 ISSN 0892-7936 Trygdeforskningskonferansen. TV2 - Holmgang. 53 Havskov, Jens Do we need 1 Hz seismometers? 1998-08. Nordic Detection Seminar. Norway. 54 Hercman, Bella P.; Glazek, J.; Gradzinski, M.; Lauritzen, S. E.; Løvlie, Reidar Radioizotopové datavanie a paleomagnetizmus sintrov z demãnovskej L'adovej jaskyne a geochronológia iv, vývojovej Úrovne demänovského jaskynného systéu. 1998. 55 Hernandez, Z.; Atakan, Kuvvet; Havskov, Jens Seismicity and tectonics near Managua, Nicaragua. Proceedings of the Seminar on Assessment and Mitigation of Seismic Risk in the Central American Area. Red. Cortina, J.; Bommer, J.; de Hasbun, P.M. s. 11-34 1998. Seminar on Assessment and Mitigation of Seismic Risk in the Central American Area. San Salvador, El Salvador, 22.09-27.09, 1997. 56 Hestholm, Stig; Ruud, Bent Ole 3-D finite-difference elastic wave modeling including surface topography. Geophysics. 63: 2, 613-622 1998. ISSN 0016-8033 57 Husebye, Eystein S.; Ruud, Bent Ole 2D & 3D modelling of seismic wave propagation in the heterogeneous litosphere in the context of nuclear test ban monitoring. - UiB-MatNat: Institutt for den faste jords fysikk / Air Force Office of Scientific Research, USA 1998. 58 Husebye, Eystein S.; Ruud, Bent Ole; Fedorenko, Yu.V. Automated Explosion Site Recognition Using 3-Component Covariance Time Traces in 12 Frequency Bands for Analysis. Proceedings of the 20th Annual Seismic Research Symposium on Monitoring a Comprehensive Test Ban Treaty (CTBT). 1998. The 20th Annual Seismic Research Symposium on Monitoring a Comprehensive Test Ban Treaty (CTBT). Santa Fe, NM, USA. 59 Husebye, Eystein S.; Ruud, Bent Ole; Fedorenko, Yu.V. Automated Explosion Site Recognition Using 3-Component Covariance Time Traces in 12 Frequency Bands for Analysis. 1998. 20th Annual Seismic Research Symposium on Monitoring a Comprehensive Test Ban Treaty (CTBT). Santa Fe, TX, USA, 21.09-23.09. 60 Husebye, Eystein S.; Ruud, Bent Ole; Dainty, Anton M. Robust and reliable epicenter determinations: Envelope processing of local network data. Bulletin of the Seismological Society of America. 88: 1, 284-290 1998. ISSN 0037-1106 61 Jakobsen, Morten Acoustics of complex porous media. - Dr.scient. 1 b. University of Bergen 1998-10-23. ISBN 82-994860-0-9 62 Jakobsson, M.; Løvlie, Reidar; Knutsen, Jan Ove; Backman, J.; Kristoffersen, Yngve Acoustic stratigraphy and overconsolidated sediments indicates erosion on the crest of the eastern Lomonosov Ridge. 1998. 6th International Conference on Paleoceanography. Lisboa, 23.08-28.08. 63 Jakobsson, M.; Arnold, E.; Backman, J.; Løvlie, Reidar; Knutsen, Jan Ove High resolution sedimentology studies on the eastern lomonosov ridge, central arctic ocean. 1998. Recognition of Abrupt Climate Change in Clastic Sedimentary Environments. Stockholm 08.06-10.06. 64 Johansen, Tor Arne; Kvalheim, A. K. Choice of measurement angles for derivation of ultrasonic transverse isotropy. Paper presented at 60th EAGE Conference. 1998. 60th EAGE Conference. Leipzig, 08.06-12.06. 65 Johansen, Tor Arne; Bakke, R.; Drottning, Åsmund Effects of upscaling and interpolation parameters on seismic velocities. Paper presented at the 3rd Norwegian Heterogeneity Conference. 1998. 3rd Norwegian Heterogeneity Conference. Gardermoen, 05.11-06.11. 66 Johansen, Tor Arne Evaluation of six models for prediction of lithology and reservoir properties from acoustic data. - Project report. 28 s. 1998. 67 Johansen, Tor Arne Strategies for estimation of reservoir properties from well data. - Project report 25 s. 1998. 68 Kaya, O.; Atakan, Kuvvet; Karpuz, M. R. Seismotectonics of the graben systems in central western Anatolia. 1998. the 'ESC XXVI General Assembly'. Tel Aviv, Israel, 23.08-28.08. 69 Kearsely, A. H. W.; Forsberg, R.; Olesen, A.; Bastos, L.; Hehl, K.; Meyer, U.; Gidskehaug, Arne Airborne gravimetry used in precise geoid computations by ring integration. Journal of Geodesy. 72: s. 600-605 1998. ISSN 0949-7714 70 King, E.L.; Haflidason, H.; Sejrup, H.P.; Lovlie, R. Glacigenic debris flows on the North Sea Trough Mouth Fan during ice stream maxima. Marine Geology. 152: s. 217-246 1998. ISSN 0025-3227 71 Kodaira, S.; Mjelde, Rolf; Gunnarsson, K.; Shiobara, H.; Shimamura, H. Evolution of oceanic crust on the Kolbeinsey Ridge, north of Iceland, over the past 22 myr. Terra Nova. 10: s. 27-31 1998. ISSN 0954-4879 72 Kodaira, S.; Mjelde, Rolf; Shiobara, H.; Kanazawa, T.; Shimamura, H.; Berg, E. W.; Riise, O. Structure of a Volcanic Continental Margin derived from ocean bottom seismographic data: the Northern Vøring margin, off Norway. Pure and Applied Geophysics. 152: s. 1-21 1998. ISSN 0033-4553 73 Kodaira, Shuichi; Mjelde, Rolf; Gunnarson, Karl; Shiobara, Hajine; Shimamura, Hideki Structure of the Jan Mayen microcontinent and implications for its evolution. Geophysical Journal International. 132: 2, 383-400 1998. ISSN 0956-540x 74 Kristoffersen, Yngve Advances in marine sediment coring. 1998-02-27. Earth Science Colloquium. Lamont-Doherty Earth Observatory of Columbia University, New York. 75 Kristoffersen, Yngve Looking for the magma chamber at the Krafla volcano, NE Iceland. 1998-01-28. Marine Geophysics Series. Lamont-Doherty Earth Observatory of Columbia University, New York. 76 Kristoffersen, Yngve Norwegian research interests relevant to SCICEX. 1998. Workshop on SCICEX after 2000. Washington, 06.10-08.10. 77 Kristoffersen, Yngve; Jokat, W. Tectonic evolution of the Lomonosov Ridge. 1998-10-15. Third International Conference on Arctic Margins. Celle, Germany. 78 Kristoffersen, Yngve The Eurasia Basin. 1998-10-13. Third International Conference on Arctic Margins. Celle, Germany. 79 Kristoffersen, Yngve; Jokat, W. The structure and evolution of Lomonosov Ridge, Arctic Ocean. Poster Americal Geophys. Union Spring Meeting. 1998. Americal Geophys. Union Spring Meeting. Boston, 25.05-27.05. 80 Ligorría, J. P.; Atakan, Kuvvet Empirical site response estimation in Guatemala City. Proceedings of the Seminar on Assessment and Mitigation of Seismic Risk in the Central American Area. Red. Cortina, J.; Bommer, J.; de Hasbun, P.M. s. 141-156 1998. Seminar on Assessment and Mitigation of Seismic Risk in the Central American Area. San Salvador, El Salvador, 22.09-27.09, 1997. 81 Løvlie, Reidar Magnetic parameters as climate proxies. 1998-05-19. Taiyuan University of Technology, Shanxi, Invited lecture. 82 Marroquin, G.; Havskov, Jens Crustal structure and coda Q along the volcanic chain in El Salvador. 1998-08. XXVI General Aseembly of the European Seismological Commission. Israel. 83 Marroquin, Griselda Crustal structure and source parameters of earthquakes in El Salvador. - master thesis 1998. 84 Meert, J. G.; Torsvik, Trond H.; Eide, Elizabeth A.; Dahlgren, S. Tectonic significance of the Fen Province, S. Norway: Constraints from Geochronology and Paleomagnetism. Journal of Geology. 106: s. 553-564 1998. ISSN 0022-1376 85 Meghraoui, M.; Atakan, Kuvvet ESC-Working Group on Paleoseismology (WGP). Activity Report for the period 1996-1998. - Inst.of Solid Earth Physics, University of Bergen, Bergen, Norway. 1998. 86 Midzi, Vunganai; Singh, D. D.; Atakan, Kuvvet; Havskov, Jens Quasi-continental oceanic structure beneath the Norwegian Sea from inversion of surface wave group velocity data. 1998. the 'ESC XXVI General Assembly'. Tel Aviv, Israel, 23.08-28.08. 87 Midzi, Vunganai; Hlatywayo, D. J.; Chapola, L. S.; Kebede, F.; Atakan, Kuvvet; Lombe, D. K.; Turyomurugyendo, G.; Tugume, F. A. Seismic Hazard Assessment in Eastern and Southern Africa. 1998. the 'ESC XXVI General Assembly'. Tel Aviv, Israel, 23.08-28.08. 88 Mjelde, Rolf Air-gun signature modelling of the IFJ high-resolution array. - IFJ, UoB report 41 s. 1998. 89 Mjelde, Rolf; Digranes, P.; Shimamura, H.; Shiobara, H.; Kodaira, S.; Brekke, H.; Egebjerg, T.; Sørenes, N.; Thorbjørnsen, T. Crustal structure of the northern part of the Vøring Basin, mid-Norway margin, from wide-angle seismic and gravity data. Tectonophysics. 293: s. 175-205 1998. ISSN 0040-1951 90 Mjelde, Rolf; Digranes, P.; Shimamura, H.; Haatvedt, G.; Næss, O. E.; Sørenes, N. Deep sedimentary and crystalline structures across the outer Voring Margin, N. Norway, from OBS-data. Poster presented at the 60th EAGE-meeting. 1998. the 60th EAGE-meeting. Leipzig, 08.06-12.06. 91 Mjelde, Rolf; Van Schaack, Mark; Shimamura, H. OBS experiment North Barents Sea, 11 July - 31 August, 1998. - Cruise report. 1998. 92 Mjelde, Rolf OBS-survey Sorvestnaget, 15-20 July, 1998. - Cruise report 1998. 93 Mjelde, Rolf Ocean Bottom Seismics, University of Bergen. ESC-Subcommission Deep Seismic Sounding, Activity report 1996-1998. 5 s. 1998. 94 Mjelde, Rolf; Digranes, P. S-wave modelling of 1996 OBS profiles 1-4 and 11, Vøring Plateau. - IFJ, UoB report 88 s. 1998. 95 Mjelde, Rolf; Digranes, P. S-wave modelling of 1996 OBS profiles 5-7, N. Vøring Basin. - IFJ, UoB report 92 s. 1998. 96 Moholt, Siv A study of the evolution of the Southern Viking Graben, North Sea, from 2D basin modelling. - cand.scient.-oppgave 138 1998. 97 Moya, A.; Schmidt, V.; Segura, C.; Atakan, Kuvvet Empirical evaluation of site effects in the metropolitan area of San Jose, Costa Rica. - Report II 1-09 under the Project 'Reduction of Natural Disasters in Central America, Earthquake Preparedness and Hazard Mitigation: Phase II, 1996-2000'. - Institute of Solid Earth Physics, University of Bergen, Norway 35 s. 1998. 98 Mæland, Einar Focusing aspects of the parabolic Radon transform. Geophysics. 63: s. 1708-1715 1998. ISSN 0016-8033 99 Mæland, Einar Lineære systemer : Forelesningskompendium. 150 s. 1998. 100 Mæland, Einar Signalteori : Revidert utgave. 1998. 101 Mæland, Einar The parabolic Radon transform : Least-squares solutions and error analysis. 1998. EAGE-98 Annual Meeting. Leipzig. 102 Nysæther, Elin Paleomagnetisk undersøkelse av vulkanske bergarter fra Montagne Noire, Sør-Frankrike; paleogeografiske implikasjoner for Gondwana i midtre Ordovisisk tid. - cand.scient.-oppgave 95 s. 1998. 103 Olesen, A.; Forsberg, R.; Gidskehaug, Arne; Meyer, U.; Bastos, L.; Hehl, K.; Timmen, L. Error models for LaCoste airborne gravimetry. 1998. International Workshop on Airborne Gravity and the Polar Gravity Field. Kangerlussuaq, Greenland, 02.06-04.06. 104 Olesen, A.; Forsberg, R.; Bastos, L.; Gidskehaug, Arne; Hehl, K.; Meyer, U.; Timmen, L. High-resolution airborne gravity survey of Skagerrak. 1998. EGS General Assembly. Nice, France, 20.04-24.04. 105 Ottemöller, Lars An automatic data collection and event detection system for seismic networks and explosion filtering for Scandinavia. - cand.scient.-oppgave 1998. 106 Ottemøller, Lars; Havskov, Jens Automatic data collection in the Norwegian national seismic network. 1998-08. XXVI General Aseembly of the European Seismological Commission. Israel. 107 Ottemøller, Lars The Central American Seismic Center as an Example for a Regional Seismic Information System. 1998. ASC98, Second meeting of the Asian Seismological Commission and Symposium on Earthquake Hazard Assessment and Earth's Interior related topics. SEISNET, Hyderabad, India, 01.12-03.12. 108 Pajchel, J.; Mjelde, Rolf; Van Schaack, Mark Modelling of offline OBS-data from the northern Vøring Basin. - Norsk Hydro report. 1998. 109 Pedersen, Rolf B.; Sundvor, Eirik Manned submersible dives to the Knipovich Ridge, Norwegian-Greenland Sea. InterRidge News. 7: S. 44 1998. 110 Planke, S.; Mjelde, Rolf; Pedersen, T. Kontinentaloppsprekning, vulkanisme og hydrokarboner. NFR, ProPetro sluttrapport. 4 s. 1998. 111 Purnachandra, Rao; Havskov, Jens; Ottemøller, Lars; Bathia, S. C. Analysis of Aftershock Data of the Mb 6.3 Latur Earthquake Using the Seismic Analysis Software SEISAN. 1998. ASC98, Second meeting of the Asian Seismological Commission and Symposium on Earthquake Hazard Assessment and Earth's Interior related topics. SEISNET, Hyderabad, India, 01.12-03.12. 112 Raum, Thomas; Mjelde, Rolf; Digranes, P.; Shimamura, H. Crustal structure in the southern Vøring basin inferred from OBS data. 1998-06-06. Workshop: New trends in crustal seismology. Leipzig. 113 Raum, Thomas; Digranes, P.; Mjelde, Rolf; Shimamura, H.; Shiobara, H.; Kodaira, S. Modelling of OBS-data from the southern part of the Vøring Basin, mid-Norway margin. Poster presented at the 60th EAGE-meeting. 1998. The 60th EAGE-meeting. Leipzig, 08.06-12.06. 114 Raum, Thomas; Mjelde, Rolf; Digranes, P. P-wave and gravity modelling of 1996 OBS profiles 9-14, southern Vøring Basin. - IFJ, UoB report 121 s. 1998. 115 Ruud, Bent Ole; Hestholm, S. Accurate and Robust Boundary Conditions for Free Surface Topography in Finite-Difference Seismic Wave Modeling. 1998. AGU Fall Meeting. San Fransisco, CA, USA, 06.12-10.12. 116 Sandal, Ole Jacob The Cenozoic Møre Basin. - cand.scient.-oppgave 115 bl. 1998. 117 Sellevoll, Markvard Geophysical investigation off Lofoten, Northern Norway and in the Svalbard region. Seminar arrangert ved: All-Russian Research Institute for Geology and Mineral Resourses of the World Ocean. 1998-04-22. St. Petersburg. 118 Shiobara, H.; Nakanishi, A.; Shimamura, H.; Mjelde, Rolf; Kanazawa, T.; Berg, E. W. Precise positioning of Ocean Bottom Seismometer by Using Acoustic Transponder and CTD. Marine Geophysical Researches. 19: s. 199-209 1998. ISSN 0025-3235 119 Simone, Antonio; Hestholm, Stig Instabilities in applying absorbing boundary conditions to high-order seismic modeling algorithms. Geophysics. 63: 3, 1017-1023 1998. ISSN 0016-8033 120 Singh, D. D.; Midzi, Vunganai; Atakan, Kuvvet; Havskov, Jens Local site effects in Latur, India: An empirical study based on the aftershocks of the Killari earthquake of September 29, 1993. Proeedings of the European Seismological Commission XXVI General Assembly. s. 251-257 1998. European Seismological Commission XXVI General Assembly. Tel Aviv, Israel, 23.08-28.08. 121 Singh, D. D.; Midzi, Vunganai; Atakan, Kuvvet; Havskov, Jens Site and path effects in Latur, India: An empirical study based on the aftershocks of the Latur earthquake of September 30, 1993. 1998. The 'ESC XXVI General Assembly'. Tel Aviv, Israel, 23.08-28.08. 122 Slinning, Anne Grethe Paleomagnetiske undersøkelser av kvartære innsjøsedimenter fra gråmobekken, Folldal i Hedmark Fylke. - cand.scient.-oppgave 97 bl. 1998. 123 Smethurst, M. A.; Khramov, A.; Torsvik, Trond H. Palaeomagnetic constraints on the Neoproterozoic-Palaeozoic drift history of the Siberian Platform: Rodina to Pangea. Earth Science Reviews. 43: s. 1-24 1998. 124 Stockhausen, Hans Hagen Geomagnetic paleosecular variation (0 - 13000 BP) as recorded in sediments of three maar lakes from the West Eifel (Germany). 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