@inproceedings{
    klv,
    author = "Klemettinen, M. and Mannila, Heikki and Verkamo, A. I.",
    booktitle = "Proceedings of the Third European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD'99)",
    year = "1999",
    pages = "372-377",
    title = "Association rule selection in a data mining environment"
}