@book{8788,
	author = {Goodyear, C.C.},
	title = {Signals and information /},
	publisher = {Newnes-Butterworth,},
	year = {1971.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/040870098X/chopaconline-20}
}