National seminar on conservation of mineral resources  
/ Regional Research Laboratory  
 - Orissa,   Regional Research Laboratory,   1980  
 - 23p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral 
<br/><br/><label>Subjects--Index Terms: </label>Conservation  
<br/><br/><label>Universal Decimal Class. No.: </label>553:339.5(082.2)  / M0