@inproceedings{KR-1994-Gotts,
	author        = "Nicholas Mark Gotts",
	booktitle     = "{Proceedings of the Fourth International Conference on Principles of Knowledge Representation and Reasoning}",
	isbn          = "1-55860-328-X",
	pages         = "246--257",
	publisher     = "{Morgan Kaufmann}",
	title         = "{How Far Can We “C”? Defining a “Doughnut” Using Connection Alone}",
	year          = 1994,
}