@book{13314,
	author = {Conference on "Nonlinear Systems and Applications", University of Texas, Arlington, July 19-23, 1976 and Lakshmikantham, V. ; ed.},
	title = {Nonlinear systems and applications; proceedings of an international conference},
	publisher = {Academic Press},
	year = {1977},
	address = {New York},
	note = {"Academic press rapid manuscript reproduction".}
}