Relationships between maximum acceleration, maximum velocit-y, distance from source and local site conditions for moder-ately strong earthquakes / by H. Bolton Seed...[et al.] 

 - Berkeley, Calif. : University of California, College of Engineering 
 - 43 p. 
 - Report ; No. UCB / EERC 75-17. .
<br/><br/> "A report on research sponsored by the National Science Fou-ndation".