(NwOPROSY GEOGRAFII PETROWSKOGO WREMENI (B/s - (NbELOW(B, (Nm(B.(Ni(B.s ((NlENINGRAD (B:s (NgIDROMETEOIZDAT(B,s, 1975)
Keywords: (NgEOGRAFI^ESKAQ NAUKA W rOSSII(B, 18 (NW(B. - (NsBORNIKIs