@inproceedings{SIGIR-2000-YangAPL,
	author        = "Yiming Yang and Tom Ault and Thomas Pierce and Charles W. Lattimer",
	booktitle     = "{Proceedings of the 23rd International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/345508.345550",
	isbn          = "1-58113-226-3",
	pages         = "65--72",
	publisher     = "{ACM}",
	title         = "{Improving text categorization methods for event tracking}",
	year          = 2000,
}