T. Udaka

FLUSH - a computer program for approximate 3-D analysis of soil-structure interaction problems

J. Lysmer, H. B. Seed, C. F. Tsai, 1975 .

Specifications of input motions for seismic analyses of soil-structure systems within a nonlinear analyses framework. Final report

Y. Moriwaki, T. Udaka, R. M. Pyke, 1981 .

LUSH: A computer program for complex response analysis of soil-structure systems

J. Lysmer, H. B. Seed, T. Udaka, 1974 .