(No^ERKI PO ISTORII RUSSKIH GEOGRAFI^ESKIH OTKRYTIJ (B/s - (NbERG(B, (Nl(B. (Ns(B.s; (NaKADEMIQ NAUK sssrs ((NmOSKWA (B;s (NlENINGRAD (B:s (NiZD(B-(NWO an sssr(B,s, 1946)
Keywords: (NgEOGRAFIQs