@inproceedings{CIKM-2007-BhowmickLS,
	author        = "Sourav S. Bhowmick and Erwin Leonardi and Hongmei Sun",
	booktitle     = "{Proceedings of the 16th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1321440.1321534",
	isbn          = "978-1-59593-803-9",
	pages         = "673--682",
	publisher     = "{ACM}",
	title         = "{Efficient evaluation of high-selective xml twig patterns with parent child edges in tree-unaware rdbms}",
	year          = 2007,
}