@book { Schattendorf19381955,
    title = "Schattendorf 1938–1955 ",
    author = "Peter {Bierbaum}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b19059",
    url = "https://www.peterlang.com/document/1157338"
}