@book { UntersuchungenzurStrahlungsmodellierunginANSYS,
    title = "Untersuchungen zur Strahlungsmodellierung in ANSYS",
    author = "René {Kallmeyer}",
    year = "2007",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/225347"
}