@inproceedings{VLDB-2007-LiuWC,
	author        = "Ziyang Liu and Jeffrey Walker and Yi Chen",
	booktitle     = "{Proceedings of the 33rd International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/2007/papers/demo/p1330-liu.pdf",
	isbn          = "978-1-59593-649-3",
	pages         = "1330--1333",
	publisher     = "{ACM}",
	title         = "{XSeek: A Semantic XML Search Engine Using Keywords}",
	year          = 2007,
}