@book { Nachtschwester,
    title = "Nachtschwester",
    subtitle = "Ein Norwegen-Krimi | Cato Isaksen 4",
    author = "Unni {Lindell} and Gabriele {Haefs}",
    year = "2025",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/1580593"
}