Soil-structure interaction effects at the Humboldt Bay Powe-r Plant in the Ferndale Earthquake of June 7, 1975 / Julio -E. Valera...[et al.] - Berkeley, Calif. : University of California, College of Engineering - 47 p. - Report ; No. UCB / EERC 77-02 .

"A report on research sponsored by the National Science Fou-ndation".