@inproceedings{KR-1989-KotonC,
	author        = "Phyllis Koton and Melissa P. Chase",
	booktitle     = "{Proceedings of the First International Conference on Principles of Knowledge Representation and Reasoning}",
	isbn          = "1-55860-032-9",
	pages         = "203--211",
	publisher     = "{Morgan Kaufmann}",
	title         = "{Knowledge Representation in a Case-Based Reasoning System: Defaults and Exceptions}",
	year          = 1989,
}