(NpRIRODOPOLXZOWANIE (B:s (NsLOWARX(B-(NSPRAWO^NIK (B/s - (NrEJMERS(B, (NnIKOLAJ fEDOROWI^s ((NmOSKWA (B:s (NmYSLX(B,s, 1990)
(NbIBLIOGR(B.: (NS(B. 636-638s
Keywords: (NpRIRODNYE RESURSYs; (N|KOLOGIQ (B- (NsLOWARIs