@book { NationalerVerbraucherschutzundinternationalerHandel,
    title = "Nationaler Verbraucherschutz und internationaler Handel",
    author = "Bettina {Rudloff}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095176"
}