@InBook{GUMS_A_General_User_Modeling_Shell,
	author = "Tim Finin",
	editor = "Alfred Kobsa and Wolfgang Wahlster",
	title = "{GUMS — A General User Modeling Shell}",
	month = "January",
	year = "1989",
	pages = "411-430",
	booktitle = "User Models in Dialog Systems",
	publisher = "Springer",
}