(NzWEZDOPAD (B:s [(NsTIHI I LIRI^ESKIE \T@DY(B] /s - (NmIRO[NIKOW(B, (NiWAN nIKOLAEWI^s ((NeREWAN (B:s (NaRMGOSIZDAT(B,s, 1961)
Keywords: (NpO\ZIQs