@book{40912,
	author = {GI-Dagstuhl Research Seminar and Kerren, Andreas.},
	title = {Human-centered visualization environments :},
	publisher = {Springer,},
	year = {c2007.},
	series = {Tutorial},
	address = {Berlin ;},
	url = {http://www.loc.gov/catdir/toc/fy0801/2007931237.html}
}