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 ==== Articles ==== ==== Articles ====
-  +=== 2015 === 
-  - BAbbad and BUrsin2009Automatic nonhyperbolic velocity analysis, Geophysics,74U1-U12,[[http://dx.doi.org/10.1190/1.3075144|pdf]] +  - Grude, S., J. Dvorkin and MLandrø2015Permeability variation with porosity, pore space geometry, and cement type: A case history from the Snøhvit field, the Barents Sea, Geophysics, 80D43-D49. [[http://dx.doi.org/10.1190/geo2014-0064.1|pdf]] 
-  - MAlerini and BUrsin2009Adaptive focusing window for seismic angle migration, Geophysics,74,S1-S10, [[http://dx.doi.org/10.1190/1.3002768|pdf]] +  - Haavik K. E. and MLandrø2015Variable source depth acquisition for improved marine broadband seismic data, Geophysics, 80A69-A73. [[http://dx.doi.org/10.1190/geo2014-0437.1|pdf]] 
-  - A.EMalcolmBUrsin, M. V. de Hoop2008Seismic imaging and illumination with internal multiples, Geophysical Journal International176, 847-864 [[http://dx.doi.org/10.1111/j.1365-246X.2008.03992.x|pdf]]  +  - Kiær, A.F., OEiken and M. Landrø2015Calendar time interpolation of amplitude maps from 4D seismic data, Geophysical Prospecting, [[http://dx.doi.org/10.1111/1365-2478.12291|pdf]] 
-  - M.A. AyzenbergA.M. Ayzenberg and B. Ursin2009Tip-wave superposition method with effective reflection and transmission coefficients: a new 3D Kirchhoff-based approach to synthetic seismic modelingThe Leading Edge582-588,[[http://dx.doi.org/10.1190/1.3124934|pdf]] +  - Landrø, M., 2015Aspect ratio histograms of 3D ellipsoids and 2D ellipses – Analytical relations and numerical examplesGeophysics, 80D429-D440. [[http://dx.doi.org/10.1190/geo2014-0481.1|pdf]] 
-  - Dadashpour M., Echeverria-Ciaurri D., Kleppe, J., LandrøM., 2009: Porosity and permeability estimation by integration of production and time-lapse near and far offset seismic dataJournal of Geophysics and Engineering6, 325-344, [[http://dx.doi.org/10.1088/1742-2132/6/4/001|pdf]] +  - Liu Y., D. DraganovKWapenaar and B. Arntsen2015Retrieving virtual reflection responses at drill-bit positions using seismic interferometry with drill-bit noiseGeophysical Prospecting1-13. [[http://dx.doi.org/10.1111/1365-2478.1229|pdf]] 
-  - VivasF.A., Pestana, R.C., and Ursin, B., 2009A new stabilized least-squares imaging condition, Journal of Geophysics and Engineering6264-268,[[http://dx.doi.org/10.1088/1742-2132/6/3/005|pdf]] +  - RaknesE.B., BArntsen and WWeibull2015Three-dimensional elastic full waveform inversion using seismic data from the Sleipner areaGeophysical Journal International2021877-1894. [[http://dx.doi.org/10.1093/gji/ggv258|pdf]] 
-  - AyzenbergM., Tsvankin, I., Aizenberg, A., and Ursin, B.2009, Effective reflection coefficients for curved interfaces in transversely istotropic mediaGeophysics,74,W33-W53,[[http://doi: 10.1190/1.3197862|pdf]] +  - RaknesE.B, WWeibull  and B. Arntsen2015Seismic imaging of the carbon dioxide gas cloud at Sleipner using 3D elastic time-lapse full waveform inversionInternational Journal of Greenhouse Gas Control 4226-45. [[http://dx.doi.org/10.1016/j.ijggc.2015.07.021|pdf]] 
-  - Tyapkin, Y., Ursin, B., PerroudH., Silinska, O. and Tiapkina, O., 2010, Zeroand first-order approximations for least-squares estimation of seismic signal with coherent and random noise, Journal of Geophysics and Engineering7, 51-63,[[http://dx.doi.org/10.1088/1742-2132/7/1/005|pdf]] +  - HaoQ., A.Stovas and T.Alkhalifah2015The offset-midpoint traveltime pyramid in 3D HTI media, Geophysics, 80n1, T51-T62. [[http://dx.doi.org/10.1190/geo2013-0322.1|pdf]] 
-  - PedersenØ., Brandsberg-Dahl, S. and Ursin, B., 2010Seismic imaging using lateral adaptive windows, Geophysics, 7573-79,[[http://dx.doi.org/10.1190/1.3359799|pdf]] +  - HaoQ. and A.Stovas2015The offset-midpoint traveltime pyramid in TTI media, Geophysical Prospecting, 63 (3)587-596. [[http://dx.doi.org/10.3997/2214-4609.20130234|pdf]] 
-  - AlassiH.T.I., Holt, R.M., and Landrø, M., 2010Relating 4D seismics to reservoir geomechanical changes using a discrete element approach, Geophysical Prospecting, 58657-668,[[http://dx.doi.org/10.1111/j.1365-2478.2009.00859.x|pdf]] + 
-  - SkopintsevaL., and Stovas, A2010Overburden dependent AVA inversion,Geophysics,75,N2,C15-C23[[http://dx.doi.org/10.1190/1.3332529|pdf]] +=== 2014 === 
-  - FomelS., and Stovas, A., The generalized non-hyperbolic moveout approximationGeophysics, 75, N2, U9-U18,[[http://dx.doi.org/10.1190/1.3334323|pdf]] +  - StovasA., and T.Alkhalifah2014, Analytical approximations of diving wave imaging in constant gradient medium, Geophysics 79(4)S131-S140. [[http://dx.doi.org/10.1190/geo2013-0386.1|pdf]] 
-  - StovasA.and Roganov, Yu., 2010Scattering versus intrinsic attenuation in periodically layered media, Journal of Geophysics and Engineering7135-142,[[http://dx.doi.org/10.1088/1742-2132/7/2/003|pdf]] +  - RoganovYu., and A.Stovas2014Low-frequency normal wave propagation in a periodically layered medium with weak-contrast in elastic propertiesGeophysical Prospecting (Early view). [[http://dx.doi.org/10.1111/1365-2478.12167|pdf]] 
-  - Mehdi ZadehH., SrivastavaR.P., Vedanti, N. and Landrø, M., 2010Seismic monitoring of in situ combustion process in a heavy oil fieldJournal of Geophysics and Engineering716-29,[[http://dx.doi.org/10.1088/1742-2132/7/1/002|pdf]] +  - HaoQ. and A.Stovas2014111Equation Chapter 1 Section 1 P-wave diffraction and reflection traveltimes for a homogeneous 3D DTI model, Journal of Seismic Exploration23(5)405-429. [[https://www.researchgate.net/profile/Qi_Hao6/publication/270571569_P-waves_diffraction_and_reflection_traveltimes_for_a_homogeneous_3D_TTI_medium/links/54c7e9dc0cf22d626a379762.pdf|pdf]] 
-  - PorsaniM.J., SilvaM.G., Melo, P.E.M., and Ursin, B., 2010SVD filtering applied to ground-roll attenuationJournal of Geophysics and Engineering7284-289,[[http://dx.doi.org/10.1088/1742-2132/7/3/007|pdf]] +  - RoganovYu., StovasA., and Yu.Roganov2014Analysis of pass and stop bands in a periodically layered mediumSeismic Exploration TechniquesN234-41
-  - NagS., AleriniM., and Ursin, B., 2010PP/PS anisotropic stereotomography, Geophysical Journal International, 181, 427-452,[[hppt://dx.doi.org/10.1111/j.1365-246X.2010.04501.x|pdf]] +  - PigulevskiyP., NikitashL., and A.Stovas2014On the role of potential methods to study the salt and reef structures in the Dnieper-Donets basinVestnik of National University in Kiev63, N425-29. [[http://www.irbis-nbuv.gov.ua/cgi-bin/irbis_nbuv/cgiirbis_64.exe?C21COM=2&I21DBN=UJRN&P21DBN=UJRN&IMAGE_FILE_DOWNLOAD=1&Image_file_name=PDF/VKNU_geol_2013_4_7.pdf|pdf]] 
-  - WangS., de Hoop, M.V.and UrsinB., 2010, Illumination analysis of wave-equation imaging with curvelets, Inverse Problems26, 115013 (27 pp),[[http://dx.doi.org/10.1190/1.3255333|pdf]] +  - Favretto-CristiniN., TantserevaA., Cristini, P., Ursin, B., KomatitschD., and A.M. Aizenberg2014Numerical modeling of zero-offset laboratory data in a strong topographic environment: Results for a spectral-element method and a discretized Kirchhoff integral method. Earthquake Science, 27, 1-19.[[http://dx.doi.org/10.1190/geo2013-0034.1|pdf]] 
-  - DuffautK., LandrøM. and SollieR., 2010Using Mindlin theory to model friction-dependent shear modulus in granular mediaGeophysics, 75E143-E152,[[http://dx.doi.org/10.1190/1.3429998|pdf]] +  - UrsinB., Favretto-CristiniN.and CristiniP., 2014Fresnel volume and interface Fresnel zone for reflected and transmitted waves from a curved interface in anisotropic mediaGeophysics, 79no. 5C123 – C134. [[http://dx.doi.org/10.1190/geo2013-0396.1|pdf]] 
-  - MisaghiA., HegabhanS., Landrø, M. and Javaherian, A., 2010A comparison of rock physics models for fluid substitution in carbonate rocks, Exploration Geophysics, 41146-154,[[http://dx.doi.org/10.1071/EG09035|pdf]] +  - UrsinB., SilvaM.G., and Porsani, M.J., 2014Signal and traveltime parameter estimation using singular value decomposition. Geophysics, 79no. 5U1 – U14. [[http://dx.doi.org/10.1190/geo2013-0260.1|pdf]] 
-  - Tempone, P., Fjær, E. and Landrø, M., 2010Improved solution of displacements due to a compacting reservoir over a rigid basement. Applied Mathematical Modelling, 34, 3352-3362,[[http://dx.doi.org/10.1016/j.apm.2010.02.025|pdf]] +  - Raknes, E.B., WeibullW. and ArntsenB., 2014Elastic velocity analysis and time-lapse full-waveform inversion, The Leading Edge331000-1006. [[http://dx.doi.org/10.1190/tle33091000.1|pdf]] 
-  - Evensen, A.K. and LandrøM., 2010Time-lapse tomographic inversion using a Gaussian parametrization of the velocity changes. Geophysics75U29-U38,[[http://10.1190/1.3442573|pdf]] +  - WeibullW. and ArntsenB., 2014Reverse-time demigration using the extended imaging condition, Geophysics, 79WA97-WA105. [[http://dx.doi.org/10.1190/geo2013-0232.1|pdf]] 
-  Roganov, Yuand Stovas, A., 2010, On shear wave triplications in a multilayered transversely isotropic medium,Geophysical Prospecting, 58, N4, 549-559,[[http://dx.doi.org/10.1111/j.1365-2478.2009.00850.x|pdf]] +  - WeibullW., and BArntsen2014Anisotropic migration velocity analysis using reverse-time migration, Geophysics 79R13-R25. [[http://dx.doi.org/10.1190/geo2013-0108.1|pdf]] 
-  - GolikovP.and StovasA., 2010New weak-contrast approximation for reflection coefficients in VTI mediaJournal of Geophysics and Engineering7343-350,[[http://dx.doi.org/10.1088/1742-2132/7/4/001|pdf]] +  - RaknesEB., and Arntsen. B., 2014Time-lapse full-waveform inversion of limited-offset seismic data using a local migration regularization, Geophysics, 79WA117-WA128. [[http://dx.doi.org/10.1190/geo2013-0369.1|pdf]] 
-  - DuffautK., Landrø, M. and Sollie, R., 2010Using Mindlin theory to model friction-dependent shear modulus in granular media, Geophysics, 75, E143-E152,[[http://dx.doi.org/10.1190/1.3429998|pdf]] +  - RaknesE. B, WWeibull and BArntsen2014Elastic migration velocity analysis and time-lapse full-waveform inversionThe Leading Edge 331000-1006. [[http://www.ipt.ntnu.no/msim/lib/exe/fetch.php?media=raknes-tle-2014.pdf|pdf]] 
-  - AmundsenL., Westerdahl, H., Thompson, M., Haugen, J.A., Reitan, A., Landrø, M., and Ursin, B., 2010Multicomponent ocean bottom and vertical cable seismic acquisition for wavefield reconstruction, Geophysics, 75WB87-WB94,[[http://dx.doi.org/10.1190/1.3503578|pdf]] +  - HaavikK. and MLandrø2014Iceberg ploughmarks illuminated by shallow gas in the central North SeaQuaternary Science Reviews10334-50. [[http://dx.doi.org/10.1016/j.quascirev.2014.09.002|pdf]] 
-  - Osdal, B. and Landrø, M., 2011Estimation of changes in water column velocities and thicknesses from time lapse seismic dataGeophysical Prospecting,[[http://10.1111/j.1365-2478.2010.00923.x|pdf]] +  - GrudeS., MLandrøJDvorkin2014Pressure effects caused by CO2 injection in the Tubåen Fm.the Snøhvit field, International Journal of Greenhouse Gas Control27178-187. [[http://dx.doi.org/10.1016/j.ijggc.2014.05.013|pdf]] 
-  - PedersenØ., Ursin, B., and Helgesen, H.K., 2010One-way wave-equation migration of compressional and converted waves in a VTI mediumGeophysics75S237-S257,[[http://dx.doi.org/10.1190/1.3509466|pdf]] +  - GrudeS., M. Landrø, J.C. White, O. Torsæter, 2014, CO2 saturation and thickness predictions in the Tubåen Fm., Snøhvit fieldfrom analytical solution and time-lapse seismic data, International Journal of Greenhouse Gas Control29248-255. [[http://dx.doi.org/10.1016/j.ijggc.2014.08.011|pdf]] 
-  - StovasA., 2010, Generalized moveout approximation for qP- and qSV-waves in a homogeneous transversely isotropic medium, Geophysics, 75, D79-D84,[[http://dx.doi.org/10.1190/1.3506504|pdf]] +  - BhaktaT. and M. Landrø, 2014Estimation of pressure-saturation changes for unconsolidated reservoir rocks with high Vp/Vs ratioGeophysics79M35-M54. [[http://dx.doi.org/doi: 10.1190/geo2013-0434.1|pdf]] 
-  - StovasA., 2010Unconstrained Dix-type inversion in a layered VTI medium, Journal of Geophysics and Engineering81-5,[[http://http://dx.doi.org/10.1088/1742-2132/8/1/001|pdf]] +  - WitskerS. O. S., MLandrø and PAvseth2014Using a pseudo-steady-state flow equation and 4D seismic traveltime shifts for estimation of pressure and saturation changes, Geophysics, 79M11-M24. [[http://dx.doi.org/10.1190/geo2013-0247.1|pdf]] 
-  - Mehdi ZadehH., M. Landrø and O.IBarkved2011Long-offset time-lapse seismic: Tested on the Valhall LoFS data, Geophysics76O1-O13,[[http://dx.doi.org/10.1190/1.3536640|pdf]] + 
-  - DuffautK., P. Avseth and M. Landrø, 2011Stress and fluid sensitivity in two North Sea oil fields – comparing rock physics models with seismic observationsThe Leading Edge3098-102,[[http://dx.doi.org|10.1190/1.3535438]] +=== 2013 === 
-  - WiikT., Løseth, L.O., Ursin, B. and Hokstad, K., 2011TIV contrast source inversion of mCSEM data,Geophysics, 76F65-F76,[[http://dx.doi.org/10.1190/1.3524270|pdf]] +  - Porsani, M.J., UrsinB.SilvaM.G., and Melo, P.E.M., 2013, Dip-adaptive SVD filtering for seismic reflection enhancementGeophysical Prospecting6142-52,[[http://dx.doi.org/10.1111/j.1365-2478.2012.01059.x|pdf]] 
-  - Abbad, B, Ursin, B. and Porsani, M. J., 2011A fastmodified parabolic Radon transformGeophysics, V11-V24,[[http://dx.doi.org/10.1190/1.3532079|pdf]] +  - GolikovP, PAvseth, AStovasand RBachrach2013Rock physics interpretation of heterogeneous and anisotropic turbidite reservoirsGeophysical Prospecting 61N2448-457,[[http://dx.doi.org/10.1111/j.1365-2478.2012.01073.x|pdf]] 
-  - MalcolmA.E., de Hoop, M.V. and UrsinB., 2011, Recursive imaging with multiply scattered waves using partial image regularization: A North Sea case study, Geophysics, 76B33-B42,[[http://dx.doi.org/ 10.1190/1.3537822|pdf]] +  - StovasA., and AlkhalifahT., 2013The TTI slowness surface approximationGeophysical Prospecting 61N3568-573,[[http://dx.doi.org/10.1111/j.1365-2478.2012.01078.x|pdf]] 
-  - RabbenT.Eand UrsinB., 2011AVA inversion of the top Utsira Sand reflection at the Sleipner fieldGeophysics76C53-C63,[[http://dx.doi.org|10.1190/1.3567951]] +  - Bhuiyan, M.H., HoltR.M., LarsenI., and Stenebråten, J.F., 2013Static and dynamic behaviour of compacted sand and clay: Comparison between measurements in Triaxial and Oedometric test systemsGeophysical Prospecting 61329-340,[[http://dx.doi.org/10.1111/1365-2478.12029|pdf]] 
-  - LandrøM., Amundsen, L. and BarkerD., 2011High frequency signals from air gun arraysGeophysics761-9,[[http://dx.doi.org/10.1190/1.3590215|pdf]] +  - TiapkinaO., MLandrø and Y. Tiapkin2013Ground-roll subtraction from common-shot gathers with significant trace-to-trace variations in the energy of random noise,Journal of Geophysics and Engineering101-23,[[http://dx.doi.org/10.1088/1742-2132/10/6/065001|pdf]] 
-  - HoltR.M., Bhuiyan, M.B., BakkA., Stenebråten, J.F., and FjærE., 2011, Stress-induced versus lithological anisotropy in compacted claystones and soft shalesThe Leading Edge 30312-317,[[http://dx.doi.org/10.1190/1.3567262|pdf]] +  - Landrø, M., 2013Repeatability issues of high-frequency signals emitted by air-gun arrays, Geophysics, 78P19-P27,[[http://dx.doi.org/10.1190/geo2013-0142.1|pdf]] 
-  - RoganovYuand StovasA., 2011Caustics in a periodically layered transversely isotropic medium with vertical symmetry axisGeophysical Prospecting59375-385,[[http://10.1111/j.1365-2478.2010.00924.x|pdf]] +  - GrudeS., M. Landrø and BOsdal2013Time-lapse pressure-saturation discrimination for CO2 storage at the Snøhvit field, International Journal of Greenhouse Gas Control19369-378,[[http://yadda.icm.edu.pl/yadda/element/bwmeta1.element.elsevier-70222915-6619-32d6-9ba0-255d86b2e844|pdf]] 
-  - Zadeh, M. H. and M. Landrø2011Monitoring a shallow subsurface gas flow by time-lapse refraction analysis, Geophysics, 76O35-O43,[[http://dx.doi.org/10.1190/geo2011-0012.1|pdf]] +  - BarkerDand M. Landrø2013Estimation of bubble time period for air-gun clusters using potential isosurfaces,Geophysics78P1-P7,[[http://dx.doi.org|pdf]] 
-  - SkopintsevaL., M. Ayzenberg, M. Landrø, T. Nefedkina and AM. Aizenberg2011Long-offset AVO inversion of PP reflections from plane interfaces using effective reflection coefficientsGeophysics, 76C65-C79,[[http://dx.doi.org/10.1190/geo2010-0079.1|pdf]] + 
-  - StovasA., 2011The unphysical qP-wave caustics in acoustic VTI mediaSeismic Exploration TechniquesN468-72,[[http://http://ts.sbras.ru/ru/articles/11_4_070.pdf|pdf]]+== 2012 ==
   - Barker, D. and M. Landrø, 2012, Simple expression for the bubble time period of two clustered air guns, Geophysics, 77, A1-A3,[[http://dx.doi.org/10.1190/geo2011-0169.1|pdf]]   - Barker, D. and M. Landrø, 2012, Simple expression for the bubble time period of two clustered air guns, Geophysics, 77, A1-A3,[[http://dx.doi.org/10.1190/geo2011-0169.1|pdf]]
   - Barker, D. and M. Landrø, 2012, Controlled source strength variation by changing the firing pressure – a sensitivity study for 4D calibration, Geophysical Prospecting, 60, 480-487,[[http://dx.doi.org/10.1111/j.1365-2478.2011.01044.x|pdf]]   - Barker, D. and M. Landrø, 2012, Controlled source strength variation by changing the firing pressure – a sensitivity study for 4D calibration, Geophysical Prospecting, 60, 480-487,[[http://dx.doi.org/10.1111/j.1365-2478.2011.01044.x|pdf]]
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   -Langseth, E. and M. Landrø, 2012, Time-lapse 2D interpretation of gas migration in shallow layers – compared to reservoir simulation, International Journal of Greenhouse Gas Control, 10, 389-396,[[http://http://dx.doi.org/10.1016/j.ijggc.2012.07.007|pdf]]   -Langseth, E. and M. Landrø, 2012, Time-lapse 2D interpretation of gas migration in shallow layers – compared to reservoir simulation, International Journal of Greenhouse Gas Control, 10, 389-396,[[http://http://dx.doi.org/10.1016/j.ijggc.2012.07.007|pdf]]
   -Skopintseva, L., A. Aizenberg, M. Ayzenberg, M. Landrø and T. Nefedkina, 2012, The effect of interface curvature on AVO inversion of near-critical and post-critical PP-reflections, Geophysics, 77, N1-N16,[[http://dx.doi.org/0.1190/geo2011-0298.1|pdf]]   -Skopintseva, L., A. Aizenberg, M. Ayzenberg, M. Landrø and T. Nefedkina, 2012, The effect of interface curvature on AVO inversion of near-critical and post-critical PP-reflections, Geophysics, 77, N1-N16,[[http://dx.doi.org/0.1190/geo2011-0298.1|pdf]]
-  - Landrø, M. and P. Hatchell, 2012, Normal modes in seismic data – revisited, Geophysics, 77, W27-W40,[[http:/dx.doi.org|pdf]]+  - Landrø, M. and P. Hatchell, 2012, Normal modes in seismic data – revisited, Geophysics, 77, W27-W40,[[http://dx.doi.org|pdf]]
   - Bhuyian, A., M. Landrø and S. Johansen, 2012, 3D CSEM modeling and time-lapse sensitivity analysis for subsurface CO2 storage, Geophysics, 77, E343-E355,[[http://dx.doi.org|pdf]]   - Bhuyian, A., M. Landrø and S. Johansen, 2012, 3D CSEM modeling and time-lapse sensitivity analysis for subsurface CO2 storage, Geophysics, 77, E343-E355,[[http://dx.doi.org|pdf]]
   - Ursin, B., Pedersen, Ø., and Arntsen, B., 2012, Flux-normalized wave-field decomposition and migration of marine seismic data. Geophysics, 77, no. 3, S83-S92,[[http://dx.doi.org|pdf]]   - Ursin, B., Pedersen, Ø., and Arntsen, B., 2012, Flux-normalized wave-field decomposition and migration of marine seismic data. Geophysics, 77, no. 3, S83-S92,[[http://dx.doi.org|pdf]]
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   - Tygel, M., Ursin, B., Iversen, E., and de Hoop, M.V., 2012. Estimation of geological dip and curvature from zero-offset seismic reflections in heterogeneous anisotropic media, Geophysical Prospecting, 60, 201-216, [[http://dx.doi.org/10.1111/j.1365-2478.2011.00989.x|pdf]]   - Tygel, M., Ursin, B., Iversen, E., and de Hoop, M.V., 2012. Estimation of geological dip and curvature from zero-offset seismic reflections in heterogeneous anisotropic media, Geophysical Prospecting, 60, 201-216, [[http://dx.doi.org/10.1111/j.1365-2478.2011.00989.x|pdf]]
   - Grude, S., B. Osdal and M. Landrø, 2012, Sea-bed diffractions and their impact on 4D seismic data, Geophysical Prospecting, 61, 199-214,[[http://dx.doi.org|pdf]]   - Grude, S., B. Osdal and M. Landrø, 2012, Sea-bed diffractions and their impact on 4D seismic data, Geophysical Prospecting, 61, 199-214,[[http://dx.doi.org|pdf]]
-  Porsani, M.J., Ursin, B., SilvaM.G., and Melo, P.E.M., 2013Dip-adaptive SVD filtering for seismic reflection enhancementGeophysical Prospecting6142-52,[[http://dx.doi.org/10.1111/j.1365-2478.2012.01059.x|pdf]] +=== 2011 === 
-  - GolikovPPAvseth, A. Stovas, and RBachrach2013Rock physics interpretation of heterogeneous and anisotropic turbidite reservoirs, Geophysical Prospecting 61N2448-457,[[http://dx.doi.org/10.1111/j.1365-2478.2012.01073.x|pdf]] +  Osdal, B. and Landrø, M., 2011, Estimation of changes in water column velocities and thicknesses from time lapse seismic data, Geophysical Prospecting,[[http://10.1111/j.1365-2478.2010.00923.x|pdf]] 
-  - Stovas, A., and AlkhalifahT., 2013, The TTI slowness surface approximation, Geophysical Prospecting 61N3568-573,[[http://dx.doi.org/10.1111/j.1365-2478.2012.01078.x|pdf]] +  - Pedersen, Ø., Ursin, B., and HelgesenH.K., 2010, One-way wave-equation migration of compressional and converted waves in a VTI medium, Geophysics, 75, S237-S257,[[http://dx.doi.org/10.1190/1.3509466|pdf]] 
-  - BhuiyanM.H., Holt, R.M., LarsenI., and Stenebråten, J.F., 2013Static and dynamic behaviour of compacted sand and clayComparison between measurements in Triaxial and Oedometric test systems, Geophysical Prospecting 61329-340,[[http://dx.doi.org/10.1111/1365-2478.12029|pdf]] +  - Stovas, A., 2010, Generalized moveout approximation for qP- and qSV-waves in a homogeneous transversely isotropic medium, Geophysics, 75, D79-D84,[[http://dx.doi.org/10.1190/1.3506504|pdf]] 
-  - TiapkinaO., M. Landrø and YTiapkin2013Ground-roll subtraction from common-shot gathers with significant trace-to-trace variations in the energy of random noise,Journal of Geophysics and Engineering, 101-23,[[http://dx.doi.org/10.1088/1742-2132/10/6/065001|pdf]] +  - Stovas, A., 2010, Unconstrained Dix-type inversion in a layered VTI medium, Journal of Geophysics and Engineering, 8, 1-5,[[http://http://dx.doi.org/10.1088/1742-2132/8/1/001|pdf]] 
-  - Landrø, M., 2013Repeatability issues of high-frequency signals emitted by air-gun arrays, Geophysics, 78P19-P27,[[http://dx.doi.org/10.1190/geo2013-0142.1|pdf]] +  - Mehdi Zadeh, H., M. Landrø and O.I. Barkved, 2011, Long-offset time-lapse seismic: Tested on the Valhall LoFS data, Geophysics, 76, O1-O13,[[http://dx.doi.org/10.1190/1.3536640|pdf]] 
-  - GrudeS., M. Landrø and B. Osdal2013Time-lapse pressure-saturation discrimination for CO2 storage at the Snøhvit fieldInternational Journal of Greenhouse Gas Control19369-378,[[http://yadda.icm.edu.pl/yadda/element/bwmeta1.element.elsevier-70222915-6619-32d6-9ba0-255d86b2e844|pdf]] +  - Duffaut, K., P. Avseth and M. Landrø, 2011, Stress and fluid sensitivity in two North Sea oil fields – comparing rock physics models with seismic observations, The Leading Edge, 30, 98-102,[[http://dx.doi.org|10.1190/1.3535438]] 
-  - Barker, D. and M. Landrø, 2013Estimation of bubble time period for air-gun clusters using potential isosurfaces,Geophysics, 78P1-P7,[[http://dx.doi.org|pdf]]+  - Wiik, T., Løseth, L.O., Ursin, B. and Hokstad, K., 2011, TIV contrast source inversion of mCSEM data,Geophysics, 76, F65-F76,[[http://dx.doi.org/10.1190/1.3524270|pdf]] 
 +  - Abbad, B, Ursin, B. and Porsani, M. J., 2011, A fast, modified parabolic Radon transform, Geophysics, V11-V24,[[http://dx.doi.org/10.1190/1.3532079|pdf]] 
 +  - Malcolm, A.E., de Hoop, M.V. and UrsinB.2011, Recursive imaging with multiply scattered waves using partial image regularization: A North Sea case study, Geophysics, 76, B33-B42,[[http://dx.doi.org/ 10.1190/1.3537822|pdf]] 
 +  - Rabben, T.E. and Ursin, B., 2011, AVA inversion of the top Utsira Sand reflection at the Sleipner field, Geophysics, 76, C53-C63,[[http://dx.doi.org|10.1190/1.3567951]] 
 +  - LandrøM.Amundsen, L. and Barker, D., 2011, High frequency signals from air gun arrays, Geophysics, 76, 1-9,[[http://dx.doi.org/10.1190/1.3590215|pdf]] 
 +  - Holt, R.M., Bhuiyan, M.B., Bakk, A., Stenebråten, J.F., and Fjær, E., 2011, Stress-induced versus lithological anisotropy in compacted claystones and soft shales, The Leading Edge 30, 312-317,[[http://dx.doi.org/10.1190/1.3567262|pdf]] 
 +  - Roganov, Yu. and Stovas, A., 2011, Caustics in a periodically layered transversely isotropic medium with vertical symmetry axis, Geophysical Prospecting, 59, 375-385,[[http://10.1111/j.1365-2478.2010.00924.x|pdf]] 
 +  - ZadehM. H. and M. Landrø2011, Monitoring a shallow subsurface gas flow by time-lapse refraction analysis, Geophysics, 76, O35-O43,[[http://dx.doi.org/10.1190/geo2011-0012.1|pdf]] 
 +  - SkopintsevaL., M. Ayzenberg, M. Landrø, T. Nefedkina and A. M. Aizenberg, 2011, Long-offset AVO inversion of PP reflections from plane interfaces using effective reflection coefficients, Geophysics, 76, C65-C79,[[http://dx.doi.org/10.1190/geo2010-0079.1|pdf]] 
 +  - Stovas, A., 2011, The unphysical qP-wave caustics in acoustic VTI media, Seismic Exploration Techniques, N4, 68-72,[[http://http://ts.sbras.ru/ru/articles/11_4_070.pdf|pdf]] 
 + 
 +=== 2010 === 
 +  - Tyapkin, Y., Ursin, B., Perroud, H., Silinska, O. and Tiapkina, O., 2010Zero- and first-order approximations for least-squares estimation of seismic signal with coherent and random noise, Journal of Geophysics and Engineering, 7, 51-63,[[http://dx.doi.org/10.1088/1742-2132/7/1/005|pdf]] 
 +  - Pedersen, Ø., Brandsberg-Dahl, S. and Ursin, B., 2010, Seismic imaging using lateral adaptive windows, Geophysics, 75, 73-79,[[http://dx.doi.org/10.1190/1.3359799|pdf]] 
 +  - Alassi, H.T.I., Holt, R.M., and Landrø, M., 2010, Relating 4D seismics to reservoir geomechanical changes using a discrete element approach, Geophysical Prospecting, 58657-668,[[http://dx.doi.org/10.1111/j.1365-2478.2009.00859.x|pdf]] 
 +  - Skopintseva, L., and Stovas, A. 2010Overburden dependent AVA inversion,Geophysics,75,N2,C15-C23[[http://dx.doi.org/10.1190/1.3332529|pdf]] 
 +  - FomelS., and Stovas, A., The generalized non-hyperbolic moveout approximation, Geophysics75, N2U9-U18,[[http://dx.doi.org/10.1190/1.3334323|pdf]] 
 +  Stovas, A., and Roganov, Yu., 2010, Scattering versus intrinsic attenuation in periodically layered media, Journal of Geophysics and Engineering, 7, 135-142,[[http://dx.doi.org/10.1088/1742-2132/7/2/003|pdf]] 
 +  - Mehdi Zadeh, H., Srivastava, R.P., VedantiNand LandrøM., 2010, Seismic monitoring of in situ combustion process in a heavy oil field, Journal of Geophysics and Engineering7, 16-29,[[http://dx.doi.org/10.1088/1742-2132/7/1/002|pdf]] 
 +  - Porsani, M.J., Silva, M.G., Melo, P.E.M., and Ursin, B., 2010, SVD filtering applied to ground-roll attenuation, Journal of Geophysics and Engineering, 7, 284-289,[[http://dx.doi.org/10.1088/1742-2132/7/3/007|pdf]] 
 +  - Nag, S., Alerini, M., and Ursin, B., 2010, PP/PS anisotropic stereotomography, Geophysical Journal International181, 427-452,[[hppt://dx.doi.org/10.1111/j.1365-246X.2010.04501.x|pdf]] 
 +  - WangS., de Hoop, M.V., and Ursin, B., 2010Illumination analysis of wave-equation imaging with curvelets, Inverse Problems, 26, 115013 (27 pp),[[http://dx.doi.org/10.1190/1.3255333|pdf]] 
 +  Duffaut, K., Landrø, M. and Sollie, R., 2010, Using Mindlin theory to model friction-dependent shear modulus in granular media, Geophysics, 75, E143-E152,[[http://dx.doi.org/10.1190/1.3429998|pdf]] 
 +  - Misaghi, A., Hegabhan, S., Landrø, M. and Javaherian, A., 2010, A comparison of rock physics models for fluid substitution in carbonate rocks, Exploration Geophysics, 41, 146-154,[[http://dx.doi.org/10.1071/EG09035|pdf]] 
 +  - Tempone, P., Fjær, E. and Landrø, M., 2010, Improved solution of displacements due to a compacting reservoir over a rigid basement. Applied Mathematical Modelling, 34, 3352-3362,[[http://dx.doi.org/10.1016/j.apm.2010.02.025|pdf]] 
 +  - Evensen, A.K. and Landrø, M., 2010, Time-lapse tomographic inversion using a Gaussian parametrization of the velocity changes. Geophysics, 75, U29-U38,[[http://10.1190/1.3442573|pdf]] 
 +  - Roganov, Yu. and Stovas, A., 2010, On shear wave triplications in a multilayered transversely isotropic medium,Geophysical Prospecting, 58, N4, 549-559,[[http://dx.doi.org/10.1111/j.1365-2478.2009.00850.x|pdf]] 
 +  - Golikov, P., and Stovas, A., 2010, New weak-contrast approximation for reflection coefficients in VTI media, Journal of Geophysics and Engineering, 7343-350,[[http://dx.doi.org/10.1088/1742-2132/7/4/001|pdf]] 
 +  - Duffaut, K., Landrø, M. and SollieR., 2010Using Mindlin theory to model friction-dependent shear modulus in granular media, Geophysics, 75E143-E152,[[http://dx.doi.org/10.1190/1.3429998|pdf]] 
 +  - AmundsenL., Westerdahl, H., Thompson, M., Haugen, J.A., Reitan, A., Landrø, M., and Ursin, B., 2010Multicomponent ocean bottom and vertical cable seismic acquisition for wavefield reconstruction, Geophysics, 75, WB87-WB94,[[http://dx.doi.org/10.1190/1.3503578|pdf]] 
 + 
 +=== 2009 === 
 +  B. Abbad and B. Ursin, 2009, Automatic nonhyperbolic velocity analysis, Geophysics,74, U1-U12,[[http://dx.doi.org/10.1190/1.3075144|pdf]] 
 +  - M. Alerini and B. Ursin, 2009, Adaptive focusing window for seismic angle migrationGeophysics,74,S1-S10, [[http://dx.doi.org/10.1190/1.3002768|pdf]] 
 +  - A.E. Malcolm, B. Ursin, M. V. de Hoop, 2008, Seismic imaging and illumination with internal multiples, Geophysical Journal International, 176, 847-864 [[http://dx.doi.org/10.1111/j.1365-246X.2008.03992.x|pdf]]  
 +  M.A. Ayzenberg, A.M. Ayzenberg and B. Ursin, 2009, Tip-wave superposition method with effective reflection and transmission coefficients: a new 3D Kirchhoff-based approach to synthetic seismic modeling, The Leading Edge, 582-588,[[http://dx.doi.org/10.1190/1.3124934|pdf]] 
 +  - Dadashpour M.Echeverria-Ciaurri D., Kleppe, J.Landrø, M.2009: Porosity and permeability estimation by integration of production and time-lapse near and far offset seismic dataJournal of Geophysics and Engineering6325-344, [[http://dx.doi.org/10.1088/1742-2132/6/4/001|pdf]] 
 +  - Vivas, F.A., Pestana, R.C., and Ursin, B., 2009, A new stabilized least-squares imaging condition, Journal of Geophysics and Engineering, 6, 264-268,[[http://dx.doi.org/10.1088/1742-2132/6/3/005|pdf]] 
 +  - Ayzenberg, M., Tsvankin, I., Aizenberg, A., and Ursin, B., 2009, Effective reflection coefficients for curved interfaces in transversely istotropic media. Geophysics,74,W33-W53,[[http://dx.doi.org/10.1190/1.3197862|pdf]] 
 + 

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