TY - BOOK AU - Chongo, Reuben TI - Appropriate mining method for the orebody between 1130 and 1220 feet level sections 17W to 21W at Nchanga Underground Mine AV - THESIS/STUDENT PY - 2005/// CY - PB - Copperbelt University, School of Technology, Mining Department KW - MINING ENGINEERING KW - MINING ER -