@inproceedings{SIGMOD-2003-GuoSBS,
	author        = "Lin Guo and Feng Shao and Chavdar Botev and Jayavel Shanmugasundaram",
	booktitle     = "{Proceedings of the 31st ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/872757.872762",
	isbn          = "1-58113-634-X",
	pages         = "16--27",
	publisher     = "{ACM}",
	title         = "{XRANK: Ranked Keyword Search over XML Documents}",
	year          = 2003,
}