@inproceedings{lewis:icassp:2005,
	address={Philadelphia, PA, USA},
	author={Lewis, Charles and {Di Fabbrizio}, Giuseppe},
	booktitle={2005 IEEE International Conference on Acoustics, Speech, and Signal
	Processing (ICASSP)},
	month={March 18-23},
	title={A Clarification Algorithm for Spoken Dialogue Systems},
	year=2005,
}