@book { GoetheVorbildoderDenkbild,
    title = "Goethe: Vorbild oder Denkbild?",
    author = "Kristina {Bismarck}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099334"
}