@inproceedings{ACIR-1998-ZaragozaG,
	author        = "Hugo Zaragoza and Patrick Gallinari",
	booktitle     = "{Proceedings of the 20th Annual BCS-IRSG Colloquium on Information Retrieval Research}",
	ee            = "http://ewic.bcs.org/content/ConWebDoc/4420",
	publisher     = "{BCS}",
	series        = "{Workshops in Computing}",
	title         = "{Coupled Hierarchical IR and Stochastic Models for Surface Information Extraction}",
	year          = 1998,
}