@inproceedings{
    NS96:jicslp,
    editor = "Maher, M.",
    author = {Niemel{\"a}, Ilkka and Simons, P.},
    publisher = "The MIT Press",
    title = "Efficient Implementation of the Well-founded and Stable Model Semantics",
    booktitle = "Proceedings of the Joint International Conference and Symposium on Logic Programming",
    address = "Bonn, Germany",
    month = "September",
    note = "",
    year = "1996",
    organization = "",
    pages = "289--303"
}