@book { desgertediuedeleherzoginne,
    title = "«des gerte diu edele herzoginne»",
    author = "Janina {Drostel}",
    year = "2006",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1101359"
}