@book{6159,
	author = {Jekosch, Ute.},
	title = {Voice and speech quality perception :},
	publisher = {Springer,},
	year = {c2005.},
	series = {Signals and communication technology},
	address = {Berlin ;},
	url = {http://www.loc.gov/catdir/toc/fy0612/2005926886.html}
}