@book{55090,
	author = {Yang, Hongji. and Ward, Martin, and ebrary, Inc.},
	title = {Successful evolution of software systems},
	publisher = {Artech House,},
	year = {c2003.},
	address = {Boston :},
	note = {"Artech House computer library."},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10081931}
}