@book { GewaltstattAnerkennung,
    title = "Gewalt statt Anerkennung?",
    author = "Detlef {Sack} and Gerd {Steffens}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095519"
}