(NpERESTROJKA(B: (NDUHOWNO(B-(NNRAWSTWENNYJ POTENCIAL (B/s - (NaLEKSANDROWA(B, (NrUDINA iWANOWNAs ((NsARANSK (B:s (NmORD(B. (NKN(B. (NIZD(B-(NWO(B,s, 1990)
Keywords: (NmORALX s; (NcENNOSTI (B((N\TI^(B.) s