@book { DasGeheimnisderBraut,
    title = "Das Geheimnis der Braut",
    author = "Karleen {Koen} and Ulrike {Sobbe}",
    year = "2022",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/1189993"
}