(NsOWER[ENSTWOWANIE METODOW DOBY^I I OBOGA]ENIQ MARGANCEWYH RUD (B/s - (NmALAHOW(B, (NgEORGIJ mIHAJLOWI^s ((NmOSKWA (B:s (NnEDRA(B,s, 1974)
(NbIBLIOGR(B.: (NS(B. 282-285s
Keywords: (NgORNOE DELO (B- (NpODZEMNAQ I OTKRYTAQ RAZRABOTKA I OBOGA]ENIE MARGANCEWYH RUDs