(NdIFFERENCIACIQ SLAWQNSKIH QZYKOW PO DANNYM SLOWOOBRAZOWANIQ (B/s - (NwENDINA(B, (NtATXQNA iWANOWNA(B.s ((NmOSKWA (B:s (NnAUKA(B,s, 1990)
Keywords: (NmOWOZNAWSTWOs -- (NsLOW(B'(NQNSXK)QÆ MOWI(B.s)E