@book{6608,
	author = {Proakis, John G. and Manolakis, Dimitris G.},
	title = {Digital signal processing :},
	publisher = {Pearson/Prentice Hall,},
	year = {2009.[reprinted]},
	address = {Upper Saddle River, N.J.;},
	edition = {4th ed.}
}