Hejal, Reem <br/><br/>
Earthquake response of torsionally-coupled buildings / by R-eem Hejal, Anil K. Chopra 

 - Berkeley, Calif. : e Engineering Research Center 
 - 334 p. 
 - Report ; No. UCB / EERC 87-20 .
<br/><br/> "A report on research conducted under Grant CEE-8402271 fro-m the National Science Foundation"