@book{56766,
	author = {OPPENHEIM A. V., SCHAFER R. W.A  AND BUCK J. R.},
	title = {DISCRETE TIME SIGNAL PROCESSING 2ND ED/},
	publisher = {DORLING KINDERSLEY(INDIA) L.OF PEARSON EDUCAT},
	edition = {01-01-2009.},
	note = {14018}
}