@inproceedings{SIGIR-1999-SandersonC,
	author        = "Mark Sanderson and W. Bruce Croft",
	booktitle     = "{Proceedings of the 22nd International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	cdrom         = "SIGIR1999/P206.pdf",
	doi           = "10.1145/312624.312679",
	pages         = "206--213",
	publisher     = "{ACM}",
	title         = "{Deriving Concept Hierarchies from Text}",
	year          = 1999,
}