Song Chen, Paul Fu <br/><br/>
Generalized plastic hinge concepts for 3d beam-column eleme-nts / Paul Fu-Song Chen and Graham H. Powell 

 - Berkeley, Calif. : e Engineering Research Center 
 - 275 p. 
 - Report ; No. UCB / EERC 82-20 .
<br/><br/> "Report to National Science Foundation under Grant No. CEE - 8105790""November 1982"