Chopra, Anil K. Earthquake dynamics of structures : a primer / - 2nd ed. - Oakland, California : Earthquake Engineering Research Institute (EERI), c2005. - xvi, 129 p. : ill. ; 23 cm. Includes bibliographical references. ISBN: 1932884076 LC Class. No.: D4233 Dewey Class. No.: 624.1762 / CHO