@book { DieArthurGedichtevonCharlesWilliams,
    title = "Die Arthur-Gedichte von Charles Williams",
    author = "Gisbert {Kranz}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1079886"
}