Gutierrez, Jorge Alberto <br/><br/>
substructure method for earthquake analysis of structure-so-il interaction / by Jorge Alberto Gutierrez. 

 - Berkeley, Calif. : enter 
 - 156 p. 
 - Report ; No. UCB / EERC 76-9. .
<br/><br/> "Research conducted under Grants from the National Science -Foundation (Grant ATA74-20554) and the Earthquake Engineeri-ng Research Center".