@inproceedings{KR-1992-EtzioniHWDLW,
	author        = "Oren Etzioni and Steve Hanks and Daniel S. Weld and Denise Draper and Neal Lesh and Mike Williamson",
	booktitle     = "{Proceedings of the Third International Conference on Principles of Knowledge Representation and Reasoning}",
	isbn          = "1-55860-262-3",
	pages         = "115--125",
	publisher     = "{Morgan Kaufmann}",
	title         = "{An Approach to Planning with Incomplete Information}",
	year          = 1992,
}