@book { WaltherBibliographie19682004,
    title = "Walther-Bibliographie. 1968 – 2004",
    author = "Manfred Günter {Scholz}",
    year = "2005",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099927"
}