@book { DasBckenfrdeDiktumimWandelderZeit,
    title = "Das Böckenförde Diktum im Wandel der Zeit",
    author = "Simon {Oerding}",
    year = "2009",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640307739",
    url = "https://www.hausarbeiten.de/document/124903"
}