2Frantziskonis G,Desai C S.Constitutive model with strain softening[J].International Journal of Solid Structure,1987,23(6):733-750.
3Rowe P W.Theoretical meaning and observed values of deformation parameters for soil:stress-strain behavior of soils[C] //Proceedings Roscoe Memorial Symposium,Cambrige:Cambrige University,1971.143-195.
4Houlsby G T,Clarke B G,Wroth C P.Analysis of unloading of a pressuremeter in sand[C] //Proceedings of 2nd International Symposium on Pressuremeter Marine Application,Texas,ASTM SPT 950:1986.245-264.
5Manassero M.Stress-strain relationships from drained self-boring pressuremeter tests in sand[J].Geotechnique,1989,39(2):293-308.
6Yu H S,Houlsby G T.Finite cavity expansion in dilatant soils:loading analysis[J].Geotechnique,1991,41(2):173-183.