@inproceedings{
    OJ06:nmr,
    editor = {Dix, J{\"u}ergen and Hunter, Anthony},
    author = "Oikarinen, Emilia and Janhunen, Tomi",
    publisher = "University of Clausthal, Department of Informatics, Technical Report, IfI-06-04",
    title = "Modular Equivalence for Normal Logic Programs",
    url = "http://www.in.tu-clausthal.de/forschung/technical-reports/",
    booktitle = "Proceedings of the 11th International Workshop on Nonmonotonic Reasoning",
    address = "Lake District, UK",
    month = "May",
    flags = "copy,ACPT",
    year = "2006",
    pages = "10--18"
}