@conference{Walkeretal@02,
	author={Marilyn Walker and Steve Whittaker and Amanda Stent and Preetam Maloor},
	booktitle={Proceedings of the International Natural Language Generation Conference ({INLG})},
	title={Generating evaluative responses in spoken dialogue},
	url={http://www.amandastent.com/papers/Walkeretal2002.pdf},
	year=2002,
}