@book { NormgeprgteGrundrechte,
    title = "Normgeprägte Grundrechte",
    author = "Katja {Fröhlich}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b17560",
    url = "https://www.peterlang.com/document/1058458"
}