@inproceedings{KR-1991-Gruber,
	author        = "Thomas R. Gruber",
	booktitle     = "{Proceedings of the Second International Conference on Principles of Knowledge Representation and Reasoning}",
	isbn          = "1-55860-165-1",
	pages         = "601--602",
	publisher     = "{Morgan Kaufmann}",
	title         = "{The Role of Common Ontology in Achieving Sharable, Reusable Knowledge Bases}",
	year          = 1991,
}