(NsANITARNO(B-(NHIMI^ESKIJ ANALIZ ZAGRQZNQ@]IH WE]ESTW W OKRUVA@]EJ SREDEs (NSPRAWO^NIKs - (NdMITRIEW(B,(Nm(B. (Nt(B.s (NmIHAIL tIMOFEEWI^s; (NkAZNINA(B,(Nn(B. (Ni(B.s (NnADEVDA iWANOWNAs; (NpINIGINA(B,(Ni(B. (Na(B.s (NiNNA aRKADXEWNAs ((Nm(B.s (NhIMIQs, 1989)
Keywords: (NoKRUVA@]AQ SREDAs -- (NzAGRQZNENIEs