@book { GemeindefinanzberichtSachsen20022003,
    title = "Gemeindefinanzbericht Sachsen 2002/2003",
    author = "Thomas {Lenk}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1097607"
}