@book { DerKaufmannvonKairo,
    title = "Der Kaufmann von Kairo",
    author = "Robert {Solé} and Eliane {Hagedorn} and Bettina {Runge}",
    year = "2022",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/992642"
}