@book { ChangeManagementinGesundheitseinrichtungen,
    title = "Change Management in Gesundheitseinrichtungen",
    author = "Gerd {Hartinger}",
    year = "2019",
    publisher = "facultas",
    address = "Wien, Österreich",
    url = "https://campus-lizenzen.facultas.at/document/960437"
}