@book{224219,
	author = {Bordeaux, Lucas,},
	title = {Tractability :},
	publisher = {Cambridge University Press,},
	year = {2014.},
	address = {Cambridge :},
	note = {Title from publisher's bibliographic system (viewed on 09 Oct 2015).},
	url = {http://dx.doi.org/10.1017/CBO9781139177801}
}