@inproceedings{ICEIS-v4-2004-ChengB,
	author        = "Dong Cheng and Nacer Boudjlida",
	booktitle     = "{Proceedings of the Sixth International Conference on Enterprise Information Systems, Volume 4}",
	pages         = "170--175",
	title         = "{Federated Mediators for Query Composite Answers}",
	year          = 2004,
}