1. Aboshi, H., 1973. An experimental investigation on the similitude of consolidation of clay including secondary creep settlement. In: Proc. 8th ICSMFE, Moscow, 4(3), 88.
2. Adachi, T., Oka, F.T., 1985. An elasto-plastic constitutive equation of geologic materials with memory. In: Kawamoto, T., Ichikawa, Y. (eds.) Proc. 5th Int. Conference on Numerical Methods in Geomechanics, Nagoya, Balkema, 1, 293–300.
3. Adachi, T., Oka, F.,1984. Constitutive equations for sands and overconsolidated clays and assigned works for sand. In: Gudehus, G., Darve, F. (eds.), Proc. Int. Workshop on Constitutive Relations for Soils, Grenoble, 1982, Balkema, 141–157.
4. Adachi, T., Zhang, F., Oka, F., 1993. Finite element analysis for constitutive model with strain softening. In: Valliapan, S., Pulmano, V.A., Tin-Loi, F. (eds.), Proc. 2nd Asian-Pacific Conf. on Computational Mechanics, Sydney, Balkema, 325-330.
5. Adachi, T., Oka, F., Yashima, A., Zhang, F., 1994. Analysis of earth tunnel by strain softening constitutive model. In: Proc. 13th Int. Conf. on SMFE, New Delhi, 1, 879-882.