(NsIBIRX (B: s (NfIZ(B.-(NGEOGR(B. (NO^ERK (B/ s - (NmIHAJLOW(B, (NnIKOLAJ iWANOWI^(B.s ((NmOSKWA (B:s (NgEOGRAFGIZ(B, s, 1956)
Keywords: (NsIBIRX (B- (NfIZI^ESKAQ GEOGRAFIQs