@book { StatthalterzwischenRepublikundPrinzipat,
    title = "Statthalter zwischen Republik und Prinzipat",
    author = "Bernd M. {Kreiler}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1101601"
}