@book{9166,
	author = {Peressini, Anthony L. and Sullivan, Francis E.},
	title = {The mathematics of nonlinear programming /},
	publisher = {Springer-Verlag,},
	year = {c1988.},
	address = {New York :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0814/87023411-d.html}
}