@book { DiekrankeRepublik,
    title = "Die kranke Republik",
    author = "Knut {Langewand}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-631-69837-2",
    url = "https://www.peterlang.com/document/1054540"
}