@book{90632,
	author = {Parr, Robert G., and Yang, Weitao. and ebrary, Inc.},
	title = {Density-functional theory of atoms and molecules},
	publisher = {Oxford University Press ;},
	year = {1989.},
	series = {International series of monographs on chemistry ;},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10142365}
}