@book { Zeugenschaft,
    title = "Zeugenschaft",
    subtitle = "Ethische und politische Dimensionen",
    author = "Sibylle {Schmidt}",
    year = "2010",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1106864"
}