(NaNDREJ NAHODIT S^ASTXE (B/s - (NaHMATOW(B, (NsEMEN nAUMOWI^s ((NdNEPROPETROWSK (B:s (NdNEPROPETROWSKOE KN(B. (NIZD(B-(NWO(B,s, 1959)
Keywords: (N{AHTERY sssr (B- (No^ERKIs