@phdthesis{
    Hollmen00d,
    author = "Hollm\'en, Jaakko",
    school = "Helsinki University of Technology",
    language = "eng",
    responsibleperson = "Jaakko Hollm\'en",
    title = "User Profiling and Classification for Fraud Detection in Mobile Communications Networks",
    url = "http://lib.hut.fi/Diss/2000/isbn9512252392/",
    optnote = "",
    month = "December",
    optannote = "",
    flags = "PHDTHESIS",
    year = "2000",
    type = "Doctoral dissertation"
}