Lupiya, Mulenga <br/><br/>
Optimisation of fragmentation in vertical crater retreat (VCR) method of mining at the South orebody shaft (SOB) 
thesis supervised by M.B. Lesho 
 -  Copperbelt University, School of Technology, Mining Department  2005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINING<br/>MINING ENGINEERING
<br/><br/><label>LC Class. No.: </label>THESIS