(NtEM(B, (NKTO HO^ET DOBITXSQ USPEHA (B/s - (NnEDIKOW(B, (NwLADIMIR mIHAJLOWI^(B.s ((NlENINGRAD (B: s (NlENIZDAT(B, s, 1960)
Keywords: (NpROIZWODITELXNOSTX TRUDA W PROMY[LENNOSTI sssrs