(N|KONOMIKA RAZRABOTKI RUD CWETNYH METALLOW (B/s - (NeRGALIEW(B, (Na(B.(Ne(B.s; (NiNSTITUT GORNOGO DELA an kAZssrs ((NaLMA(B-(NaTA (B:s (NnAUKA kAZssr(B,s, 1978)
(NbIBLIOGR(B. (NW KONCE GLAWs
Keywords: (NdOBY^A RUD(B. (NoB]IE WOPROSYs