@mastersthesis{
    Hollmen96a,
    author = "Hollm\'en, Jaakko",
    school = "Helsinki University of Technology",
    language = "eng",
    responsibleperson = "Jaakko Hollm\'en",
    title = "Process Modeling Using the Self-Organizing Map",
    optnote = "",
    year = "1996",
    opttype = "",
    month = "February",
    optannote = "",
    optkey = "",
    optaddress = ""
}