@book{50966,
	author = {Griva, Igor and Nash, Stephen},
	title = {Linear and nonlinear optimization /},
	publisher = {Society for Industrial and Applied Mathematics,},
	year = {c2009},
	address = {Philadelphia :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0903/2008032477-t.html}
}