@book { AufWachefrdieNationErinnerungen,
    title = "Auf Wache für die Nation. Erinnerungen",
    author = "Eberhard {Demm} and Christina {Nikolajew}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03148-5",
    url = "https://www.peterlang.com/document/1047807"
}