@book { AutonomieimAlter,
    title = "Autonomie im Alter",
    author = "Martin {Huber}",
    year = "2010",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/403638"
}