@book { OrdnungspolitikundEuropischeIntegration,
    title = "Ordnungspolitik und Europäische Integration",
    author = "Annette {Mayer}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1094243"
}