@book{61395,
	author = {Vojtas, Peter. and ebrary, Inc.},
	title = {Information modelling and knowledge bases XXIV},
	publisher = {IOS Press,},
	year = {c2013.},
	series = {Frontiers in artificial intelligence and applications,},
	address = {Amsterdam ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10667656}
}