@article {Traum-jos-amstel,
	title = {20 Questions for Dialogue Act Taxonomies},
	journal = {Journal of Semantics},
	volume = {17},
	number = {1},
	year = {2000},
	pages = {7-30},
	url = {http://people.ict.usc.edu/~traum/Papers/amstel.pdf},
	author = {David R. Traum}
}
