@inproceedings{ML-1991-ThompsonLI,
	author        = "Kevin Thompson and Pat Langley and Wayne Iba",
	booktitle     = "{Proceedings of the Eighth International Workshop on Machine Learning}",
	isbn          = "1-55860-200-3",
	pages         = "554--558",
	publisher     = "{Morgan Kaufmann}",
	title         = "{Using Background Knowledge in Concept Formation}",
	year          = 1991,
}