@book { NationalismusundVerfassungspatriotismus,
    title = "Nationalismus und Verfassungspatriotismus",
    author = "Nils {Wöhnl}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656313830",
    url = "https://www.hausarbeiten.de/document/205032"
}