@book { DerZweckdesTelekommunikationsgesetzes,
    title = "Der Zweck des Telekommunikationsgesetzes",
    author = "Peter Florian {Reinke}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1092251"
}