(NaGROHIMI^ESKIJ ANALIZs (NU^EBNOE POSOBIE DLQ TEHNIKUMOWs - (NgORODNIJ(B,(Nn(B. (Nm(B.s (NnIKOLAJ mIHAJLOWI^s; (NsERD@K(B,(Na(B. (Ng(B.s (NaNATOLIJ gRIGORXEWI^s; (NdEREWQN^UK(B,(Na(B. (Nm(B.s (NaRKADIJ mIRONOWI^s ((Nk(B.s (NwI]A [KOLAs, 1985)