2022

• Dadrasajirlou, Davood; Grimstad, Gustav; Ghoreishian Amiri, Seyed Ali. (2022) On the isotache viscous modelling of clay behaviour using the hyperplasticity approach. Géotechnique.
  Vitenskapelig artikkel
• Gao, Hao; Ghoreishian Amiri, Seyed Ali; Kjelstrup, Signe; Grimstad, Gustav; Loranger, Benoit; Scibilia, Elena. (2022) Formation and growth of multiple, distinct ice lenses in frost heave. International journal for numerical and analytical methods in geomechanics (Print). volum 47.
  Vitenskapelig artikkel
• Grimstad, Gustav; Nordal, Steinar; Solberg, Inger-Lise; Ottesen, Hanne Bratlie. (2022) Om kvikkleire og skredet den 30. desember 2020 i Gjerdrum. Naturen. volum 146 (2-3).
  Vitenskapelig artikkel
• Long, Michael; Grimstad, Gustav; Trafford, Andrew. (2022) Prediction of embankment settlement on Swedish peat using the soft soil creep model. Proceedings of the Institution of Civil Engineers : Geotechnical Engineering. volum 175 (5).
  Vitenskapelig artikkel
• Long, Mike; Paniagua Lopez, Ana Priscilla; Grimstad, Gustav; Trafford, Andrew; Degago, Samson Abate; L Heureux, Jean-Sebastien. (2022) Engineering properties of Norwegian peat for calculation of settlements. Engineering Geology. volum 308.
  Vitenskapelig artikkel
• Rødvand, Laura Anne; Jostad, Hans Petter; Grimstad, Gustav; Andresen, Lars. (2022) Strain localisation in sensitive clays: can rate dependency provide mesh independent results?. Computers and geotechnics. volum 145.
  Vitenskapelig artikkel
• Tran, Quoc Anh; Grimstad, Gustav; Ghoreishian Amiri, Seyed Ali. (2022) MPMICE: A hybrid MPM-CFD model for simulating coupled problems in porous media. Application to earthquake-induced submarine landslides. arXiv.org.
  Vitenskapelig artikkel

2021

• Aamodt, Magnus Træland; Grimstad, Gustav; Nordal, Steinar. (2021) Effect of Strength Anisotropy on the Stability of Natural Slopes. IOP Conference Series: Earth and Environmental Science (EES). volum 710.
  Vitenskapelig artikkel
• Ghoreishian Amiri, Seyed Ali; Grimstad, Gustav; Gao, Hao; Kjelstrup, Signe. (2021) Numerical modelling of distinct ice lenses in frost heave. IOP Conference Series: Earth and Environmental Science (EES). volum 710.
  Vitenskapelig artikkel
• Grimstad, Gustav; Long, Michael; Dadrasajirlou, Davood; Ghoreishian Amiri, Seyed Ali. (2021) Investigation of Development of the Earth Pressure Coefficient at Rest in Clay During Creep in the Framework of Hyper-Viscoplasticity. International Journal of Geomechanics. volum 21 (1).
  Vitenskapelig artikkel
• Kjelstrup, Signe; Ghoreishian Amiri, Seyed Ali; Loranger, Benoit; Gao, Hao; Grimstad, Gustav. (2021) Transport coefficients and pressure conditions for growth of ice lens in frozen soil. Acta Geotechnica. volum 16 (7).
  Vitenskapelig artikkel
• Lyu, Chuangxin; Grimstad, Gustav; Nishimura, Satoshi. (2021) Pore pressure coefficient in frozen soils. Géotechnique.
  Vitenskapelig artikkel
• Lyu, Chuangxin; Nishimura, Satoshi; Ghoreishian Amiri, Seyed Ali; Zhu, Feng; Eiksund, Gudmund Reidar; Grimstad, Gustav. (2021) Pore-water pressure development in a frozen saline clay under isotropic loading and undrained shearing. Acta Geotechnica. volum 16 (12).
  Vitenskapelig artikkel

2020

• Grimstad, Gustav; Dadrasajirlou, Davood; Ghoreishian Amiri, Seyed Ali. (2020) Modelling creep in clay using the framework of hyper-viscoplasticity. Géotechnique Letters. volum 10 (3).
  Vitenskapelig artikkel
• Grimstad, Gustav; Paniagua Lopez, Ana Priscilla; De Weerdt, Klaartje. (2020) På vegen mot karbonnegativ stabil grunn. Byggeindustrien.
  Populærvitenskapelig artikkel
• Hoogstraten, Sara C. van; Hermans, Sebastiaan J.; Versteijlen, Willem G.; Page, Ana M.; Grimstad, Gustav; Pisanò, Federico; Metrikine, Andrei V.. (2020) The Macro-Element Method for Offshore Wind Turbines Exposed to Extreme Loads in the Asia-Pacific Region. 4th International Symposium on Frontiers in Offshore Geotechnics. Proceedings. (ISFOG).
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Lyu, Chuangxin; Ghoreishian Amiri, Seyed Ali; Grimstad, Gustav; Høyland, Knut Vilhelm; Ingeman-Nielsen, Thomas. (2020) Comparison of Geoacoustic Models for Unfrozen Water Content Estimation. Journal of Geophysical Research (JGR): Solid Earth. volum 125 (10).
  Vitenskapelig artikkel
• Tistel, Joar; Grimstad, Gustav; Eiksund, Gudmund Reidar. (2020) A macro model for shallow foundations on granular soils describing non-linear foundation behavior. Computers & structures. volum 232.
  Vitenskapelig artikkel

2019

• Grimstad, Gustav; Ghoreishian Amiri, Seyed Ali; Nordal, Steinar. (2019) Relations and links between soil mechanics, porous media physics, physiochemical theory, and effective medium theory. Frontiers in Physics. volum 7:41.
  Vitenskapelig oversiktsartikkel/review
• Lyu, Chuangxin; Ghoreishian Amiri, Seyed Ali; Gao, Hao; Ingeman-Nielsen, Thomas; Grimstad, Gustav. (2019) Joint Acoustic and Electrical Measurements for Unfrozen Water Saturation Estimate—A Review. Cold Regions Engineering 2019.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Page, Ana M.; Grimstad, Gustav; Eiksund, Gudmund Reidar; Jostad, Hans Petter. (2019) A macro-element model for multidirectional cyclic lateral loading of monopiles in clay. Computers and geotechnics. volum 106.
  Vitenskapelig artikkel
• Rødvand, Laura Anne; Andresen, Lars; Grimstad, Gustav. (2019) Case study of a road bridge hit by a landslide in highly sensitive clay. Proceedings of the XVII ECSMGE 2019 : Geotechnical Engineering foundation of the future : European Conference on Soil Mechanics and Geotechnical Engineering.
  Faglig kapittel

2018

• Bjerre, Jesper; Rønningen, Jon Abusland; Grimstad, Gustav; Nordal, Steinar. (2018) Effective Stress based Model for Natural Soft Clays incorporating Restructuration. Numerical Methods in Geotechnical Engineering IX: Proceedings of the 9th European Conference on Numerical Methods in Geotechnical Engineering (NUMGE 2018), June 25-27, 2018, Porto, Portugal.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Cicchetti, Lorenzo; Grimstad, Gustav; Ghoreishian Amiri, Seyed Ali; Ingeman-Nielsen, Thomas. (2018) Thermo-Hydro-Mechanical simulations of Artificial Ground Freezing. AIC2018 Transportation infrastructure engineering in cold regions.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Ghoreishian Amiri, Seyed Ali; Watn, Arnstein; Hoff, Inge. (2018) Frost protection in roads using insulation materials. AIC2018 Transportation infrastructure engineering in cold regions.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Rønningen, Jon Abusland; Nordal, Steinar. (2018) Application of a generalized continuous Mohr–Coulomb criterion. Numerical Methods in Geotechnical Engineering IX: Proceedings of the 9th European Conference on Numerical Methods in Geotechnical Engineering (NUMGE 2018), June 25-27, 2018, Porto, Portugal.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Nordal, Steinar; Grimstad, Gustav; Jordbakke, Tormod; Rabstad, Kristoffer; Isachsen, Marit. (2018) On modelling of anisotropic undrained strength for non-horizontal terrain. Numerical Methods in Geotechnical Engineering IX: Proceedings of the 9th European Conference on Numerical Methods in Geotechnical Engineering (NUMGE 2018), June 25-27, 2018, Porto, Portugal.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Page, Ana M.; Grimstad, Gustav; Eiksund, Gudmund Reidar; Jostad, Hans Petter. (2018) A macro-element pile foundation model for integrated analyses of monopile-based offshore wind turbines. Ocean Engineering. volum 167.
  Vitenskapelig artikkel
• Rønningen, Jon Abusland; Grimstad, Gustav; Nordal, Steinar. (2018) On the convexity of yield and potential surfaces in rotational hardening critical state models. Numerical Methods in Geotechnical Engineering IX: Proceedings of the 9th European Conference on Numerical Methods in Geotechnical Engineering (NUMGE 2018), June 25-27, 2018, Porto, Portugal.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Skau, Kristoffer Skjolden; Grimstad, Gustav; Page, Ana M.; Eiksund, Gudmund Reidar; Jostad, Hans Petter. (2018) A macro-element for integrated time domain analyses representing bucket foundations for offshore wind turbines. Marine Structures. volum 59.
  Vitenskapelig artikkel

2017

• Ervik, Åse; Høyland, Knut Vilhelm; Grimstad, Gustav; Nord, Torodd Skjerve. (2017) A continuum model of large deformation continuous ductile ice crushing. Proceedings - International Conference on Port and Ocean Engineering under Arctic Conditions.
  Vitenskapelig artikkel
• Ghoreishian Amiri, Seyed Ali; Grimstad, Gustav. (2017) Constitutive Model for Long-Term Behavior of Saturated Frozen Soil. Poromechanics VI: Proceedings of the Sixth Biot Conference on Poromechanics.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Karstunen, Minna; Jostad, Hans Petter; Sivasithamparam, Nallathamby; Mehli, Magne; Zwanenburg, Cor; Evert, den Haan; Ghoreishian Amiri, Seyed Ali; Boumezerane, Djamalddine; Kadivar, Mehdi; Haji Ashrafi, Mohammad Ali; Rønningen, Jon A.. (2017) Creep of geomaterials – some finding from the EU project CREEP. European Journal of Environmental and Civil Engineering (EJECE). volum 26 (7).
  Vitenskapelig artikkel
• Rostami, Hooman; Ghoreishian Amiri, Seyed Ali; Grimstad, Gustav. (2017) Back analysis of Caen’s test by the recently developed frozen/unfrozen soil. Plaxis Bulletin.
  Populærvitenskapelig artikkel
• Tistel, Joar; Grimstad, Gustav; Eiksund, Gudmund Reidar. (2017) Testing and modeling of cyclically loaded rock anchors. Journal of Rock Mechanics and Geotechnical Engineering. volum 9 (6).
  Vitenskapelig artikkel

2016

• Ghoreishian Amiri, Seyed Ali; Grimstad, Gustav; Kadivar, Mehdi. (2016) An elastic-viscoplastic model for saturated frozen soils. European Journal of Environmental and Civil Engineering (EJECE). volum 26 (7).
  Vitenskapelig artikkel
• Ghoreishian Amiri, Seyed Ali; Grimstad, Gustav; Kadivar, Mehdi; Nordal, Steinar. (2016) Constitutive model for rate-independent behavior of saturated frozen soils. Canadian geotechnical journal (Print). volum 53 (10).
  Vitenskapelig artikkel
• Grimstad, Gustav; Haji Ashrafi, Mohammad Ali; Degago, Samson Abate; Nordal, Steinar; Emdal, Arnfinn. (2016) Discussion of ‘Soil creep effects on ground lateral deformation and pore water pressure under embankments’. Geomechanics and Geoengineering. volum 11 (1).
  Vitenskapelig artikkel
• Rønningen, Jon A.; Grimstad, Gustav; Nordal, Steinar. (2016) Modelling soft Scandinavian clay behavior using the asymptotic state. Proceedings of the 17th Nordic Geotechnical Meeting.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Tistel, Joar; Grimstad, Gustav. (2016) A macro model description of the non-linear anchor block foundation behavior. Proceeding of the Sixth International Conference on Structural Engineering, Mechanics and Computation (SEMC 2016), Insights and Innovations in tructural Engineering, Mechanics and Computation.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2015

• Boumezerane, Djamalddine; Grimstad, Gustav. (2015) A Rheological Model for Peat That Accounts for Creep. Proceedings of the 6th International Symposium on Deformation Characteristics of Geomaterials.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Boumezerane, Djamalddine; Grimstad, Gustav; Makdisi, Andrew. (2015) A framework for peat behaviour based on hyperplasticity principles. Proceedings of the International Conference on Creep and Deformation Characteristics in Geomaterials.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Degago, Samson Abate; Grimstad, Gustav. (2015) Discussion of “Experimental investigation on the creep behavior of an unsaturated clay”. Canadian geotechnical journal (Print). volum 52 (2).
  Short communication
• Ghoreishian Amiri, Seyed Ali; Kadivar, Mehdi; Grimstad, Gustav. (2015) A Thermo-Hydro-Mechanical Constitutive Model for Saturated Frozen Soil. Proceedings of the 6th International Symposium on Deformation Characteristics of Geomaterials.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Ghoreishian Amiri, Seyed Ali; Kadivar, Mehdi; Grimstad, Gustav. (2015) A new concept in developing a constitutive model for frozen soils. Proceedings of the International Conference on Creep and Deformation Characteristics in Geomaterials.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav. (2015) Bjørvika synker. Byggeindustrien.
  Populærvitenskapelig artikkel
• Grimstad, Gustav; Degago, Samson Abate; Boumezerane, Djamalddine. (2015) Discussion of “Viscous behaviour of clays in one-dimensional compression”. Canadian geotechnical journal (Print). volum 52.
  Short communication
• Grimstad, Gustav; Haji Ashrafi, Mohammad Ali; Kadivar, Mehdi. (2015) PROFILE: Creep of geomaterials. PAN european networks science and technology.
  Populærvitenskapelig artikkel
• Grimstad, Gustav; Mehli, Magne; Degago, Samson Abate. (2015) Creep in Clay During the First Few Years After Construction. Proceedings of the 6th International Symposium on Deformation Characteristics of Geomaterials.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Mehli, Magne; Degago, Samson Abate. (2015) Is creep analysis creeping into practice?. Proceedings of the International Conference on Creep and Deformation Characteristics in Geomaterials.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Haji Ashrafi, Mohammad Ali; Grimstad, Gustav. (2015) Implementation of a critical state soft soil creep model with shear stiffness. Proceedings of the International Conference on Creep and Deformation Characteristics in Geomaterials.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Jostad, Hans Petter; Grimstad, Gustav; Andersen, Knut H; Sivasithamparam, Nallathamby. (2015) A FE procedure for calculation of cyclic behaviour of offshore foundations under partly drained conditions. Frontiers in Offshore Geotechnics III.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2014

• Bonadies, F.; Nordal, Steinar; Gylland, Anders Samstad; Grimstad, Gustav; Jostad, Hans Petter; Cuomo, S.; Cascini, L.. (2014) Numerical methods for simulation of downward progressive landslides. Numerical Methods in Geotechnical Engineering: Proceedings of the 8th European Conference on Numerical Methods in Geotechnical Engineering, Delft, The Netherlands, 18-20 June 2014.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Cai, Fang; Eiksund, Gudmund Reidar; Grimstad, Gustav; Jostad, Hans Petter. (2014) An anisotropic shear strength model for cyclic accumulated plastic strain of overconsolidated clay. Electronic Journal of Geotechnical Engineering. volum 19 S.
  Vitenskapelig artikkel
• Degago, Samson; Grimstad, Gustav. (2014) Significance of sample quality in settlement analysis of field cases. Numerical Methods in Geotechnical Engineering: Proceedings of the 8th European Conference on Numerical Methods in Geotechnical Engineering, Delft, The Netherlands, 18-20 June 2014.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Fornes, Petter; Grimstad, Gustav; Jostad, Hans Petter. (2014) Effekt av progressiv bruddutvikling for utbygging i områder med kvikkleire: Tilbakeregning av Vestfossenskredet. 2014. ISBN 978-82-410-1008-8.
  Rapport
• Grimstad, Gustav; Jostad, Hans Petter. (2014) Effekt av progressiv bruddutvikling for utbygging i områder med kvikkleire: Numerisk metode for beregning av udrenert brudd i sensitive materialer. 2014.
  Rapport
• Grimstad, Gustav; Mehli, Magne; Jostad, Hans Petter. (2014) Forskningstemaet: krypoppførsel av geomaterialer og innlemmelse i geoteknisk prosjektering.Hvordan best utføre krypmodellering?. Fjellsprengningsdagen, Begmekanikkdagen, Geoteknikkdagen.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Rønningen, Jon A.; Nøst, Hilde Aas. (2014) Use of IWAN models for modelling anisotropic and cyclic behavior of clays. Numerical Methods in Geotechnical Engineering: Proceedings of the 8th European Conference on Numerical Methods in Geotechnical Engineering, Delft, The Netherlands, 18-20 June 2014.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Jostad, Hans Petter; Grimstad, Gustav; Andersen, Knut H; Saue, Morten; Shin, Yunsup; You, D. (2014) A FE Procedure for Foundation Design of Offshore Structures - Applied to Study a Potential OWT Monopile Foundation in the Korean Western Sea. Geotechnical Engineering. volum 45 (4).
  Vitenskapelig artikkel
• Rønningen, Jon A.; Gavel-Solberg, Vegard; Grimstad, Gustav. (2014) Effective stress model for soft Scandinavian clays. Proceedings of the 23rd European Young Geotechnical Engineers Conference.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2013

• Degago, Samson Abate; Grimstad, Gustav. (2013) Evaluation of creep hypotheses A and B based on relevant laboratory tests. Proceedings of the 5th International Young Geotechnical Engineers' Conference.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Degago, Samson; Grimstad, Gustav; Jostad, Hans Petter; Nordal, Steinar. (2013) Misconceptions about experimental substantiation of creep hypothesis A. Proceedings of the 18th International Conference on Soil Mechanics and Geotechnical Engineering - Challenges and Innovations in Geotechnics.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Degago, Samson; Grimstad, Gustav; Jostad, Hans Petter; Nordal, Steinar. (2013) Misconceptions about experimental substantion of creep hypotheis A. Proceedings of the 18th International Conference on Soil Mechanics and Geotechnical Engineering - Challenges and Innovations in Geotechnics.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav. (2013) Creep of geomaterials webpage.
  Nettsider (opplysningsmateriale)
• Grimstad, Gustav; Melhus, Ole; Degago, Samson Abate; Ebeltoft, Roger Guldvik. (2013) Modeling of rock fall impact using discrete element method (DEM. Installation Effects in Geotechnical Engineering.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Rønningen, Jon A.. (2013) Creep database. NTNU. 2013.
  Database
• Grimstad, Gustav; Rønningen, Jon A.; Benz, Thomas; Jostad, Hans Petter; Den Haan, Evert; Qi, Jilin. (2013) User manual for the creep database. 2013.
  Rapport
• Skau, Kristoffer Skjolden; Andresen, Lars; Jostad, Hans Petter; Fornes, Petter; Grimstad, Gustav; Page, Ana. (2013) Stability and deformations of Zelazny Most dam - One of the world's largest deponies for copper tailings. Fjellsprengningsdagen, Bergmekanikkdagen, Geoteknikkdagen.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2012

• Bujulu, Pancras Mugishagwe Syldion; Grimstad, Gustav. (2012) Constitutive Model for Cemented Quick Clay in Deep-Mix Stabilization. Global Journal of Engineering Research. volum 11 (1).
  Vitenskapelig artikkel
• Bujulu, Pancras Mugishagwe Syldion; Grimstad, Gustav. (2012) Generalized constitutive model for stabilized quick clay. Global Journal of Engineering Research. volum 11 (2).
  Vitenskapelig artikkel
• Grimstad, Gustav; Andresen, Lars; Jostad, Hans Petter. (2012) NGI-ADP: Anisotropic shear strength model for clay. International journal for numerical and analytical methods in geomechanics (Print). volum 36 (4).
  Vitenskapelig artikkel
• Grimstad, Gustav; Jostad, Hans Petter. (2012) Stability analyses of quick clay using FEM and an anisotropic strain softening model with internal length scale. NGM 2012. Proc of the 16th Nordic Geotechnical Meeting.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2011

• Andresen, Lars; Saygili, Gökhan; Grimstad, Gustav. (2011) Finite element analysis of the Saint-Alban embankment failure with an anisotropic undrained strength model. Proceedings of the 15th European Conference on Soil Mechanics and Geotechnical Engineering.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Degago, Samson Abate; Grimstad, Gustav; Jostad, Hans Petter; Nordal, Steinar; Olsson, Mats. (2011) Use and misuse of the isotache concept with respect to creep hypotheses A and B. Géotechnique. volum LXI (10).
  Vitenskapelig artikkel
• Degago, Samson Abate; Nordal, Steinar; Grimstad, Gustav; Jostad, Hans Petter. (2011) Analyses of Väsby test fill according to creep hypothesis A and B. Proceedings of the 13th International Conference of the International Association for Computer Methods and Advances in Geomechanics.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Jostad, Hans Petter. (2011) Effekt av progressive brudd i sensitive leirer. Fjellsprengningsdagen, bergteknikk- og geoteknikkdagen 2011.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Jostad, Hans Petter; Grimstad, Gustav. (2011) Comparison of distribution functions for the non-local strain approach. Computational geomechanics: COMGEO II: proceedings of the 2nd International symposium on computational geomechanics (COMGEO II), Cavtat-Dubrovnik, 27-29 April, 2011.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2010

• Degago, Samson Abate; Jostad, Hans Petter; Olsson, Mats; Grimstad, Gustav; Nordal, Steinar. (2010) Time- and stress-compressibility of clays during primary consolidation. NUMGE 2010, Numerical Methods in Geotechnical Engineering.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Degago, Samson Abate. (2010) A non-associated creep model for structured anisotropic clay (n-SAC). NUMGE 2010, Numerical Methods in Geotechnical Engineering.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Degago, Samson Abate; Nordal, Steinar; Karstunen, Minna. (2010) Modeling creep and rate effects in structured anisotropic soft clays. Acta Geotechnica. volum 5 (1).
  Vitenskapelig artikkel

2009

• Degago, Samson Abate; Grimstad, Gustav; Jostad, Hans Petter; Nordal, Steinar. (2009) The non-uniqueness of the end-of-primary (EOP) void ratio-effective stress relationship. Proc of the 17th International Conference on Soil Mechanics and Geotechnical Engineering.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav. (2009) Development of effective stress based anisotropic models for soft clays. 2009. ISBN 978-82-471-1732-3. Doktoravhandlinger ved NTNU (2009:169).
  Doktorgradsavhandling

2008

• Bujulu, Pancras Mugishagwe Syldion; Grimstad, Gustav; Nordal, Steinar; Grande, Lars Olav. (2008) An experimentally-based constitutive model for deep-mix stabilized quick clay. Geotechnics of Soft Soils. Focus on Ground Improvement.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Bujulu, Pancras Mugishagwe Syldion; Nordal, Steinar. (2008) A generalized constitutive model for stabilized quick clay. Nordisk Geoteknikermøte nr.15, Proceedings.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Grimstad, Gustav; Degago, Samson Abate; Nordal, Steinar; Karstunen, Minna. (2008) Modelling creep and rate effects using the time resistance concept in a model for anisotropy and destructuration. Nordisk Geoteknikermøte nr.15, Proceedings.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2007

• Emdal, Arnfinn; Priol, Gregoire; Grimstad, Gustav; Lohren, A.H.. (2007) Numerical analysis of the effect of sleepers on the lateral displacement of railway track. Numerical models in geomechanics, NUMOG X.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2006

• Grimstad, Gustav; Nordal, Steinar; Athanasiu, Corneliu. (2006) A constitutive model for undrained anisotropic behaviour of clays. Numerical Methods in Geotechnical Engineering.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Thakur, Vikas Kumar Singh; Nordal, Steinar; Grimstad, Gustav. (2006) Phenomenological issues related to strain localization in sensitive clays. Geotechnical and Geological Engineering. volum 24.
  Vitenskapelig artikkel

2005

• Grimstad, Gustav; Thakur, Vikas Kumar Singh; Nordal, Steinar. (2005) Experimental observation on formation and propagation of shear zone in Norwegian quick clay. Landslides and Avalanches, ICFL 2005 Norway.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel