Singhal, Raj K. <br/><br/>
Mine planning and equipment selection 1990 :  processing of the second international symposium on mine planning and equipment selection/ calgray/ canada/ 7-9 november 1990 / 
Raj K. Singhal and Marion Vavra 
 - Rotterdam :  A. A. Balkema,  1990 
<br/><br/><label>ISBN: </label>9061911591 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Equpiment Selection 1990
<br/><br/><label>Dewey Class. No.: </label>622.3  / SIN