@book{5453,
	author = {Harvey, D. R. and ebrary, Inc.},
	title = {Preserving digital materials},
	publisher = {K.G. Saur,},
	year = {2005.},
	address = {M�unchen :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10275865}
}