(NmETALLOWEDENIE (B:s (Nu^EBNOE POSOBIE (B/s - (N~ERNECOW(B, (Nw(B. (Ni(B.s; (NsEWERO(B-(NzAPADNYJ ZAO^NYJ POLITEHNI^ESKIJ INSTITUTs ((NlENINGRAD (B:s (Nb(B. (NI(B.,s, 1973)
Keywords: (NmETALLOWEDENIEs