Hasselman, T. K. <br/><br/>
Structural uncertainty in seismic risk analysis :  seismic safety margins research / 
T. K. Hasselman and S. S. Simonian 
 - Washington, D.C. :  U.S. Government Printing Office,  1980 
 - Various pageings ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seismic prospecting<br/>Seismic refraction method<br/>Surfaces (Technology)--Analysis<br/>Geology, Structural--United States<br/>Earthquake zones--United States
<br/><br/><label>Dewey Class. No.: </label>622.15920973