@book{30546,
	author = {Conference on Nonlinear Partial Differential Equations in Engineering and Applied Science and Sternberg, Robert L. and United States.},
	title = {Nonlinear partial differential equations in engineering and applied science :},
	publisher = {M. Dekker,},
	year = {c1980.},
	series = {Pure and applied mathematics ; 54},
	address = {New York :}
}