@book{13684,
	author = {Jeffrey, Alan.},
	title = {Quasilinear hyperbolic systems and waves /},
	publisher = {Pitman Publishing,},
	year = {1976.},
	series = {Research notes in mathematics.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/0273001027/chopaconline-20}
}