@book{738,
	author = {Papadimitriou, Christos H. and Steiglitz, Kenneth,},
	title = {Combinatorial optimization :},
	publisher = {Prentice Hall,},
	year = {2006.},
	address = {New Delhi:},
	note = {Originally published: Englewood Cliffs, N.J. : Prentice Hall, c1982. With new pref.},
	url = {http://www.loc.gov/catdir/description/dover032/98021476.html}
}