@book{30843,
	author = {Putz, John F.},
	title = {Maple animation /},
	publisher = {Chapman & Hall/CRC,},
	year = {2003},
	address = {Boca Raton, Florida :},
	url = {http://www.loc.gov/catdir/enhancements/fy0646/2002041776-d.html}
}