@book { TextundTradition,
    title = "Text und Tradition",
    author = "Klaus {Ley} and Ludwig {Schrader} and Winfried {Wehle}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1083428"
}