Ziemer.R.E Fannin.D.R Tranter.W.H Signals and systems: continuous and discrete /Rodger E. Ziemer, William H. Tranter, D.Ronald Fannin - 4th ed. - Delhi Addison Wesley Longman 2001 - ix, 621 p. ISBN: 8178082969 Subjects--Topical Terms: Signal processingDigital signals Dewey Class. No.: 003.54 / ZIE