@INPROCEEDINGS{johnson04generating,
 	author={W. Lewis Johnson and P. Rizzo and W.E. Bosma and S. Kole and M. Ghijsen and H. van Welbergen},
 	title={Generating socially appropriate tutorial dialog},
 	booktitle={ISCA Workshop on Affective Dialogue Systems},
 	year=2004,
 	pages={254--264},
 	address={Kloster Irsee, Germany},
 	note={ISBN=3-540-22143-3},
}