@book{104509,
	author = {Leite, Jo�ao Alexandre. and ebrary, Inc.},
	title = {Evolving knowledge bases},
	publisher = {IOS Press ;},
	year = {c2003.},
	series = {Frontiers in artificial intelligence and applications,},
	address = {Amsterdam ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10116465}
}