(NgAZOSNABVENIE PREDPRIQTIJ OT GORODSKIH GAZOWYH SETEJ (B/s - (NfEDOTOW(B, (NmIHAIL fEDOTOWI^(B.s ((NlENINGRAD (B:s (NgOSTOPTEHIZDAT(B. (NlENINGR(B. (NOTD(B-(NNIE(B, s, 1957)
Keywords: (NpROMY[LENNYE PREDPRIQTIQ (B- (NgAZOSNABVENIEs