@book{36595,
	author = {Kuppevelt, Jan C. J. and Dybkjær, Laila. and SpringerLink (Online service)},
	title = {Advances in Natural Multimodal Dialogue Systems},
	publisher = {Springer Netherlands,},
	year = {2005.},
	series = {Text, Speech and Language Technology,},
	address = {Dordrecht :},
	url = {http://dx.doi.org/10.1007/1-4020-3933-6}
}