@book { FEMFreiheitseinschrnkendeManahmen,
    title = "FEM - Freiheitseinschränkende Maßnahmen",
    author = "Jutta {König} and Marion {Schibrowski}",
    year = "2021",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1044861"
}