Representation of irregular stress time histories by equiva-lent uniform stress series in liquefaction analyses / by H.- Bolton Seed...[et al.] 

 - Berkeley, Calif. : University of California, College of Engineering 
 - 38 p. 
 - Report ; No. UCB / EERC 75-29. .
<br/><br/> "A report on research sponsored by the National Science Fou-ndation".