TY - BOOK AU - Riahi, Ali AU - Powell, Graham H., coaut.Mondkar, Digambar P., coaut. ED - University of California, Berkeley. Earthquake Engineering -Research Center TI - 3D beam-column element (type 2-parallel element theory) for- the ANSR-II program / by Ali Riahi, Graham H. Powell and D-igambar P. Mondkar CY - Berkeley, Calif. : e Engineering Research Center N1 - "Report to National Science Foundation" ER -