@book { DasGedichtimSpiegelseinerselbst,
    title = "Das Gedicht im Spiegel seiner selbst",
    author = "Christoph {Schamm}",
    year = "2021",
    publisher = "Meidenbauer",
    address = ", Germany",
    url = "https://www.peterlang.com/document/1102243"
}