First IIASA conference on energy resources. /    
edited by M. Grenon 
 - Luxemburg:  IIASA,  1975. 
 - vii,675p.  23cm. 
<br/><br/>Contents: General activities and classification of resources -- Methods for assessing petroleum resources -- Coal resources -- Uranium resources. 
<br/><br/><label>LC Class. No.: </label>HD9540.I117