@book{48802,
	author = {Fensel, Dieter},
	title = {Ontologies :},
	publisher = {New York :},
	year = {2004},
	address = {Berlin ;},
	edition = {2nd ed., rev. and expanded},
	url = {http://www.loc.gov/catdir/toc/fy043/2003066704.html}
}