@book { ProstitutioninAugsburg,
    title = "Prostitution in Augsburg",
    author = "Nadine {Rebel}",
    year = "2003",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832469658",
    url = "https://m.diplom.de/document/222298"
}