@book { WirwollenfreivonHitlersein,
    title = "«Wir wollen frei von Hitler sein»",
    subtitle = "Jugendwiderstand im Dritten Reich am Beispiel von drei Kölner Edelweißpiraten",
    author = "Simone {Dittmar}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1107986"
}