Schwarzenbach, J. System modelling and control / J. Schwarzenbach, K.F. Gill. - 3rd ed. - London : Edward Arnold, 1992. - xii, 340 p. : ill. ; 24 cm. ISBN: 0340543795 Subjects--Topical Terms: Feedback control systems--Mathematical models.System analysis. Dewey Class. No.: 629.8312