@book { PraxishandbuchKatzendermatologie,
    title = "Praxishandbuch Katzendermatologie",
    author = "Rosanna {Marsella}",
    year = "2022",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1273507"
}