@book{7553,
	author = {Ifeachor, Emmanuel. and Jervis, Barrie.},
	title = {Digital Signal Processing :},
	publisher = {Prentice Hall,},
	year = {2001.},
	series = {2nd edition.},
	address = {[S.l.] :},
	edition = {2nd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0201596199/chopaconline-20}
}