Ghatak, S <br/><br/>
Mine Ventilation 

 - 4 
 - Burdwan  Coalfield Publishers  2014 
 - iv+340 
 -  1 .
<br/><br/> Mine,Ventilation,Mine Ventilation 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mine Ventilation