@book { DieMinistererlaubnisinderFusionskontrolle,
    title = "Die Ministererlaubnis in der Fusionskontrolle",
    author = "Friederike {Mattes}",
    year = "2021",
    publisher = "Meidenbauer",
    address = ", Germany",
    url = "https://www.peterlang.com/document/1098706"
}