Llera, Juan C. de la <br/><br/>
Evaluation of code accidental-torsion provisions using eart-hquake records from three nominally symmetric plan building- 

 - Berkeley, Calif. : University of California at Berkeley, Earthquake Engineerin-s / by Juan C. de la Llera, Anil K. Chopra 
 - [167] p. 
 - Report ; no.UCB/EERC 92-09 .