@inproceedings{KDD-2001-LiY,
	acmid         = "502512.502579",
	author        = "Hang Li and Kenji Yamanishi",
	booktitle     = "{Proceedings of the Seventh International Conference on Knowledge Discovery and Data Mining}",
	isbn          = "1-58113-391-X",
	pages         = "443--449",
	publisher     = "{ACM}",
	title         = "{Mining from open answers in questionnaire data}",
	year          = 2001,
}