@book{7636,
	author = {Rainville, Earl D. and Bedient, Phillip E.},
	title = {Elementary differential equations /},
	publisher = {Prentice Hall,},
	year = {1996.},
	series = {8th edition.},
	address = {[S.l.] :},
	edition = {8th ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0135080118/chopaconline-20}
}