(NsIMPLEKTIT(B-(N\KLOGITY sREDNEGO uRALA (B/s - (NbELKOWSKIJ(B, (NaNATOLIJ iWANOWI^s ((NsWERDLOWSK (B:s (NiZD(B-(NWO an sssr(B. (NuRAL(B. (NOTD(B-(NNIE(B,s, 1989)
Keywords: (N|KLOGITY (B- (NsREDNIJ uRALs