@book { PutnamvsPutnam,
    title = "Putnam vs. Putnam",
    subtitle = "Für und wider den Funktionalismus in der Philosophie des Geistes",
    author = "Stephan {Cursiefen}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836610667",
    url = "https://m.diplom.de/document/225640"
}