(NpODWIG PERMSKIH ^EKISTOW (B:s (NsBORNIK O^ERKOW (B/s - (NkOZXMA(B, (Nn(B.(Np(B.s ((NpERMX (B:s (NpERM(B. (NKN(B. (NIZD(B-(NWO(B,s, 1982)
Keywords: (NoTRASLI UPRAWLENIQs