@book{14262,
	author = {Ortega, J. M. and Rheinboldt, W. C. and Rheinboldt, W. C. ; jt. auth.},
	title = {Iterative solution of nonlinear equations in several variables},
	publisher = {Academic Press},
	year = {1970},
	series = {Computer Science and Applied Mathematics},
	address = {New York}
}