(NnAUKOWEDENIE (B:s (NpROBLEMY(B, (NSTRUKTURA(B, (N\LEMENTY (B/s - (NrA^KOW(B, (NpETR aLEKSEEWI^s ((NmOSKWA (B:s (NiZD(B-(NWO mOSK(B. (NUN(B-(NTA(B,s, 1974)
Keywords: (NnAUKAs