@book { OrganisationsstrukturundPlanungsorganisation,
    title = "Organisationsstruktur und Planungsorganisation",
    author = "Manfred {Röber}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1072486"
}