@InProceedings{A_General_User_Modelling_Facility,
	author = "Robert Kass and Tim Finin",
	title = "{A General User Modelling Facility}",
	month = "May",
	year = "1988",
	pages = "145-150",
	booktitle = "Proceedings of the SIGCHI conference on Human factors in computing systems",
	publisher = "ACM Press",
}