Kwakernaak, Huibert. Modern signals and systems / Huibert Kwakernaak, Raphael Sivan; with software by Rens C. W. Strijbos. - Englewood Cliffs, N. J. : Prentice-Hall, 1991. - 791 p. ; 23 cm. ISBN: 013812728X Subjects--Topical Terms: Signal theory (Telecommunication).Digital filters (Mathematics).