@book{11934,
	author = {Oppenheim, Alan V. and Willsky, Alan S., autor},
	title = {Señales y sistemas /},
	publisher = {Pearson Educación, },
	year = {1998},
	address = {México, D. F. México  :},
	edition = {Segunda edición},
	note = {Incluye índice.}
}