@inproceedings{VLDB-2007-GeZ,
	author        = "Tingjian Ge and Stanley B. Zdonik",
	booktitle     = "{Proceedings of the 33rd International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/2007/papers/research/p519-ge.pdf",
	isbn          = "978-1-59593-649-3",
	pages         = "519--530",
	publisher     = "{ACM}",
	title         = "{Answering Aggregation Queries in a Secure System Model}",
	year          = 2007,
}