@book { 111RezeptegegenerhhteCholesterinwerte,
    title = "111 Rezepte gegen erhöhte Cholesterinwerte",
    author = "Sonja {Carlsson}",
    year = "2013",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/403821"
}