@book{32843,
	author = {Cheng, Maggie Xiaoyan. and Li, Yingshu. and SpringerLink (Online service)},
	title = {Combinatorial Optimization in Communication Networks},
	publisher = {Springer US,},
	year = {2006.},
	series = {Combinatorial Optimization,},
	address = {Boston, MA :},
	url = {http://dx.doi.org/10.1007/0-387-29026-5}
}