(NpRAWOWAQ OHRANA VIWOTNOGO MIRA W sssr (B/s - (NwEDENIN(B, (NnIKOLAJ nIKIFOROWI^s ((NmOSKWA (B:s (NzNANIE(B,s, 1975)
Keywords: (NvIWOTNYJ MIR sssr (B- (NpRAWOWAQ OHRANAs