@inproceedings{SEKE-2003-Agren,
	author        = "Ola Ågren",
	booktitle     = "{Proceedings of the 15th International Conference on Software Engineering and Knowledge Engineering}",
	pages         = "250--258",
	title         = "{CHiC: A Fast Concept Hierarchy Constructor for Discrete or Mixed Mode Databases}",
	year          = 2003,
}