@inproceedings{CIKM-2009-XiaYZ,
	author        = "Yingju Xia and Hao Yu and Shu Zhang",
	booktitle     = "{Proceedings of the 18th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1645953.1646194",
	isbn          = "978-1-60558-512-3",
	pages         = "1645--1648",
	publisher     = "{ACM}",
	title         = "{Automatic web data extraction using tree alignment}",
	year          = 2009,
}