@inproceedings{JCDL-2009-ClarksonNF,
	author        = "Edward Clarkson and Shamkant B. Navathe and James D. Foley",
	booktitle     = "{Proceedings of the Ninth Joint Conference on Digital Libraries}",
	doi           = "10.1145/1555400.1555422",
	isbn          = "978-1-60558-322-8",
	pages         = "125--134",
	publisher     = "{ACM}",
	title         = "{Generalized formal models for faceted user interfaces}",
	year          = 2009,
}