@book {25527,
	title = {CAD Computer Aided Design},
	series = {Graphics-assisted Rolling Ball Method for 5-axis surface machining},
	year = {2004},
	url = {http://www.scopus.com/inward/record.url?eid=2-s2.0-1842832049\&partnerID=MN8TOARS},
	author = {Gray, P.J. and Ismail, F. and Bedi, S.}
}
