@inproceedings{CIKM-2001-FerhatosmanogluAA,
	author        = "Hakan Ferhatosmanoglu and Divyakant Agrawal and Amr El Abbadi",
	booktitle     = "{Proceedings of the 10th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/502585.502587",
	isbn          = "1-58113-436-3",
	pages         = "1--8",
	publisher     = "{ACM}",
	title         = "{Efficient Processing of Conical Queries}",
	year          = 2001,
}