(NdEWQTYJ WAL (B:s (NrOMAN (B/s - (NbELQNKIN(B, (NeWGENIJ oSIPOWI^s; (NhUD^ENKO(B, (Na(B.(Nns ((NsIMFEROPOLX (B:s (NtAWRIQ(B,s, 1987)
Keywords: (NpOGRANI^NIKI W sssr (B((NH(B. (NL(B.)s; (NmORQKI W sssr (B((NH(B. (NL(B.)s