@book{131033,
	author = {Langetepe, Elmar, and Zachmann, Gabriel, and ebrary, Inc.},
	title = {Geometric data structures for computer graphics},
	publisher = {A K Peters,},
	year = {c2006.},
	address = {Wellesley, Mass. :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10158056}
}