Basak, P.K <br/><br/>
Indian Coals; quality evaluation data Vol. 4 Ramgarh, South Karanpura, North Karnapura, Hutar and Daltonganj Coalfields 

 - Dhanbad  CFRI  1982 
 - xxii+712p 
<br/><br/><label>Universal Decimal Class. No.: </label>662.62(540)  / CEN,4.82