@book { KulturundSportimBundesverfassungsrecht,
    title = "Kultur und Sport im Bundesverfassungsrecht",
    author = "Martin {Bauer}",
    year = "1999",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1086815"
}