@book { MademoiselleSapphoBeichteeinesjungenMdchens,
    title = "Mademoiselle Sappho - Beichte eines jungen Mädchens",
    author = "   {Anonymus}",
    year = "2016",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/335607"
}