@book { CaseManagementimKrankenhaus,
    title = "Case Management im Krankenhaus",
    subtitle = "Aufsätze zum Kölner Modell in Theorie und Praxis",
    author = "René A. {Bostelaar} and Rudolf {Pape}",
    year = "2010",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/403662"
}