Krawinkler, Helmut. <br/><br/>
Inelastic behavior of steel beam-to-column subassemblages /- by Helmut Krawinkler, Vitelmo V. Bertero, Egor P. Popov. 

 - Berkeley, Calif. : enter 
 - 290 p. 
 - Report ; No. UCB / EERC 71-7. .
<br/><br/> "Report to American Iron and Steel Institute".