(NtEHNIKA BEZOPASNOSTI W GEOLOGO(B-(NRAZWEDO^NOM DELE (B/s - (NwOLOD^ENKO(B, (NkONSTANTIN gAWRILOWI^(B.s; (NmARAMZIN(B, (Na(B.s; (NsEREBRIN(B, (Ni(B.s ((NmOSKWA(B:s (NgOSGEOLIZDAT(B,s, 1942)
Keywords: (NgORNO(B-(NRAZWEDO^NOE DELOs