@inproceedings{
    pods97,
    author = "Gunopulos, D. and Khardon, R. and Mannila, Heikki and Toivonen, H.",
    booktitle = "Proceedings of the Sixteenth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems (PODS'97)",
    year = "1997",
    pages = "209-216",
    title = "Data mining, hypergraph transversals, and machine learning"
}