Crawford, Clair C. <br/><br/>
Proposed earthquake loadings for the design of thin arch da-ms / by Clair C. Crawford and Merlin D. Copen 

 - [San Francisco, Calif.] : [ASCE] 
 - [43] p. 
<br/><br/> "A paper to be presented at the ASCE Annual Meeting and Str-uctural Engineering Conference, San Francisco, California, -October 1963".