@book { DemenzDelirDepression,
    title = "Demenz, Delir, Depression",
    author = "Ingrid {Hametner}",
    year = "2020",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/932674"
}