(NtWOQ ZEMLQ (B:s (No^ERKI O PRIRODE (B/s - (N{PIRKO(B, (Na(B.(Ne(B.s; (NsUSLOWA(B, (Ng(B.(Na(B.s ((NiRKUTSK (B:s (NwOSTO^NO(B-(NsIBIRSKOE KN(B. (NIZD(B-(NWO(B,s, 1987)
Keywords: (NoKRUVA@]AQ SREDAs