(No^ERKI IZ ISTORII RUSSKIH GEOGRAFI^ESKIH ISSLEDOWANIJ W (B1725-1765 (NGG(B. / s - (NgREKOW(B, (NwADIM iWANOWI^s; (NiNSTITUT GEOGRAFII an sssrs ((NmOSKWA (B: s (NiZD(B-(NWO aKAD(B. (NNAUK sssr(B, s, 1960)
Keywords: (NgEOGRAFI^ESKAQ NAUKA W rOSSII(B, 18 (NW(B.s; (NgEOGRAFI^ESKIE OTKRYTIQ I ISSLEDOWANIQ(B, (NRUSSKIE(B, 18 (NW(B.s