@book{133584,
	author = {Witten, I. H. and Gori, Marco. and ebrary, Inc.},
	title = {Web dragons},
	publisher = {Morgan Kaufmann,},
	year = {c2007.},
	series = {Morgan Kaufmann series in multimedia and information systems},
	address = {Amsterdam ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10160352}
}