9Roscoe H,Burland B.On the generalized stress&strain behavior of wet clay.Engineering plasticity,Heyman J and Leckie F A(eds)[C].Cam2bridge,England:Cambridge University Press,1968:535-609.
10Simth M.Three-dimensional analysis of reinforced andnailed soil.Proceedings of the International Symposi-um on Numerical Models in Geomechanics[C].Rot-terdam:Balkema,1992.829-838.