@conference{StoyanchevStent@09c,
	author={Svetlana Stoyanchev and Amanda Stent},
	booktitle={Proceedings of {SIGdial}},
	title={Concept form adaptation in human-computer dialog},
	url={http://www.amandastent.com/papers/StoyanchevStent2009c.pdf},
	year=2009,
}