@book{609,
	author = {Graf, Rudolf. and Sheets, William.},
	title = {Encyclopedia of Electronic Circuits.},
	publisher = {McGraw-Hill/TAB Electronics,},
	year = {1985.},
	address = {[S.l.] :},
	edition = {1st ed.},
	url = {http://10.10.170.122:8080/browse/book/24503}
}