(NrAZRABOTKA MESTOROVDENIJ NERUDNYH ISKOPAEMYH (B/s - (NkUKUNOW(B, (NiWAN mIHAJLOWI^s; (NpIRUMOW(B, (Ng(B.(Ni(B.s ((NmOSKWA (B:s (NpROMSTROJIZDAT(B,s, 1953)
Keywords: (NnEMETALLI^ESKIE ISKOPAEMYEs -- (NmESTOROVDENIQ s -- (NrAZRABOTKAs; (NsTROITELXNYE MATERIALY(B, (NESTESTWENNYE s -- (NdOBY^As