Oppenheim, Alan V. Digital signal processing / Alan V. Oppenheim and Ronald W. Schafer - New Delhi : Pearson, c2015. - xiv, 585 p. : ill. ; 23 cm. ISBN: 9789332550339 LCCN: Subjects--Topical Terms: Z transformFlow graphDiscretePower LC Class. No.: TK5102.5 / .O245 2015