Indian coals quality evaluation data  
/ Central Fuel Research Institute, Vol. 5, Singauli, Bisrampur, Lakhanpur, Korba, Ib-River, and Talcher Coalfields  
 - Bihar:   Central Fuel Research Institute,   1979  
 - xviii, 389p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coals 
<br/><br/><label>Subjects--Index Terms: </label>Evaluation data  
<br/><br/><label>Universal Decimal Class. No.: </label>552.574(540)  / L9.5