(NrASTITELXNOSTX iNDII (B:s ((NpUTEWYE O^ERKI(B) /s - (NqKOWLEW(B, (NmIHAIL sEMENOWI^s ((NmOSKWA(B: s (NlENINGRADs (NiZD(B-(NWO an sssr(B, s, 1960)
Keywords: (NrASTITELXNOSTX (B- (NiNDIQ (B- (No^ERKIs