@book { TraditionimWandel,
    title = "Tradition im Wandel",
    subtitle = "Studien zur Volkskultur und Volksdichtung",
    author = "Leander {Petzoldt}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095006"
}