@inproceedings{SIGMOD-2002-ChenRW,
	author        = "Li Chen and Elke A. Rundensteiner and Song Wang",
	booktitle     = "{Proceedings of the 20th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/564691.564771",
	isbn          = "1-58113-497-5",
	pages         = "618",
	publisher     = "{ACM}",
	title         = "{XCache: a semantic caching system for XML queries}",
	year          = 2002,
}