1. Sand liquefaction due to irregular excitation;Ishihara;Soils and Foundations,1972
2. Sand liquefaction under random earthquake loading condition;Ishihara,1973
3. Simplified procedure for evaluating soil liquefaction potential;Seed;Journal of Soil Mech. and Foundation Div. ASCE,1971
4. Strong motion earthquake records on the 1968 Tokachioki earthquake and its aftershocks;Tsuchida,1969
5. A ring torsion apparatus for simple shear tests;Yoshimi,1973