(NnAU^NO(B-(NTEHNI^ESKIJ PROGRESS W USLOWIQH RAZWITOGO SOCIALIZMA (B/s - (NzUBEC(B, (NwASILIJ mIHAJLOWI^s; (NmAGNITOGORSKIJ GORNO(B-(NMETALLURGI^ESKIJ INSTITUT IM(B. (Ng(B.(Ni(B. (NnOSOWAs ((N~ELQBINSK (B:s (N`V(B.-(NuRAL(B. (NKN(B. (NIZD(B-(NWO(B,s, 1973)
Keywords: (NsOCIALISTI^ESKOE PROIZWODSTWOs