(NkAMERNAQ SISTEMA RAZRABOTKI W GORNORUDNOJ PROMY[LENNOSTI (B/s - (NbORISENKO(B, (NsERGEJ gRIGORXEWI^s; (NkOPICA(B, (NfEDOR aNDREEWI^s ((NmOSKWA (B:s (NgOSGORTEHIZDAT(B,s, 1960)
(NsPISOK LIT(B. (NS(B. 394-397s
Keywords: (NsISTEMY RAZRABOTKI (B((NOTKRYTYM I PODZEMNYM SPOSOBAMI(B)s