(NnOWAQ TEHNOLOGIQ PODZEMNOJ DOBY^I RUD (B/s - (NkU^KIN(B, (Nw(B.(Na(B.s; (NiNSTITUT FIZIKI I MEHANIKI GORNYH POROD an kIRGssrs ((NfRUNZE (B:s (NiLIM(B,s, 1973)
Keywords: (NgORNOE DELOs