(NpRINCIPY \WOL@CII (B/ s - (NkEJLOU(B, (NpITERs; (NdNEPROWSKAQ(B, (Nt(B.s; (NmEDNIKOW(B, (Nb(B.(Nm(B.s ((NmOSKWA (B:s (NmIR(B,s, 1986)
(NbIBLIOGR(B.: (NS(B. 124-127s
Keywords: (N|WOL@CIQ (B[(NBIOL(B.]s