@book { MeinKlnEinReisebegleiterfrTouristen,
    title = "Mein Köln - Ein Reisebegleiter für Touristen",
    author = "Elias J. {Connor}",
    year = "2023",
    publisher = "FINN Books Edition FireFly",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1376994"
}