@book { GustavRadbruchsKielerJahre19191926,
    title = "Gustav Radbruchs Kieler Jahre 1919-1926",
    author = "Holger {Otte}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1072567"
}