@book{104521,
	author = {Azevedo, Francisco. and ebrary, Inc.},
	title = {Constraint solving over multi-valued logics},
	publisher = {IOS Press,},
	year = {c2003.},
	series = {Frontiers in artificial intelligence and applications,},
	address = {Amsterdam ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10116478}
}