(NpODWEDOMSTWENNOSTX @RIDI^ESKIH DEL (B:s (Nu^EBNOE POSOBIE (B/s - (NoSIPOW(B, (N`RIJ kUZXMI^(B.s; (NsWERDLOWSKIJ @RIDI^ESKIJ INSTITUTs ((NsWERDLOWSK (B:s (Nb(B. (NI(B.,s, 1973)
Keywords: (N`RIDI^ESKIE NAUKIs