@inproceedings{ACIR-1997-OunisH,
	author        = "Iadh Ounis and T. W. C. Huibers",
	booktitle     = "{Proceedings of the 19th Annual BCS-IRSG Colloquium on Information Retrieval Research}",
	ee            = "http://ewic.bcs.org/content/ConWebDoc/4840",
	publisher     = "{BCS}",
	series        = "{Workshops in Computing}",
	title         = "{A Logical Relational Approach for Information Retrieval Indexing}",
	year          = 1997,
}