@inproceedings{CHI-1991-ChalfonteFK,
	author        = "Barbara L. Chalfonte and Robert S. Fish and Robert E. Kraut",
	booktitle     = "{Proceedings of the Ninth ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/108844.108848",
	isbn          = "0-89791-383-3",
	pages         = "21--26",
	publisher     = "{ACM}",
	title         = "{Expressive richness: a comparison of speech and text as media for revision}",
	year          = 1991,
}