@book { ErfindungenderWirklichkeit,
    title = "Erfindungen der Wirklichkeit",
    author = "Andreas {Keck}",
    year = "2004",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832476502",
    url = "https://m.diplom.de/document/222924"
}