Haykin, Simon S., Van Veen, Barry. Signals and Systems - 2nd ed. - New delhi Wiley, 2007 - xvii, 802 p. 450 067 - 21616 . ISBN: 9788126512652 Subjects--Topical Terms: Signal processing.System analysis.Linear time invariant systems.Telecommunication systems. Dewey Class. No.: 621.3822