@book { TeamorganisationmitPrimaryNursing,
    title = "Teamorganisation mit Primary Nursing",
    author = "Thorsten {Bücker}",
    year = "2010",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/403649"
}