"HIDEKI OHTA","Numerical simulation of beam-shaped soil structure reinforced by geosynthetics",,"Proc. Int. Symp. on Earth Reinforcememt",,"Vol. 1",,"pp. 255-260",1996, "HIDEKI OHTA","Case study of a colossal rock mass slide along discontinuity surface",,"Proc. 7th Int. Symp. on Landslide",,"Vol. 2",,"pp. 841-846",1996,