@book{8235,
	author = {Seminor on partial differential equations(1976C and Brezis, H. and Lines, J.L.},
	title = {Nonlinear partial differential equations and their applications: college de France seminar v.1},
	publisher = {Pitman advanced Pub.},
	year = {1980},
	series = {Research notes in mathematics},
	address = {Boston}
}