TY  - BOOK
AU  - Yim, Chik-Sing
AU  - Chopra, Anik K., coaut.Penzien, Joseph, coaut.
ED  - University of California, Berkeley. Earthquake Engineering -Research Center
TI  - Rocking response of rigid blocks to earthquake / Chik-Sing -Yim, Anil K. Chopra, Joseph Penzien
CY  - Berkeley, Calif. : e Engineering Research Center
N1  - "Report to Sponsor: National Sciencie Foundation""January 1980"
ER  -