@inproceedings{VLDB-2007-GibasZF,
	author        = "Michael Gibas and Ning Zheng and Hakan Ferhatosmanoglu",
	booktitle     = "{Proceedings of the 33rd International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/2007/papers/research/p1069-gibas.pdf",
	isbn          = "978-1-59593-649-3",
	pages         = "1069--1080",
	publisher     = "{ACM}",
	title         = "{A General Framework for Modeling and Processing Optimization Queries}",
	year          = 2007,
}