@book { SexChatVonderLustaufmehrereMnner,
    title = "Sex-Chat: Von der Lust auf mehrere Männer",
    author = "Peter {Fleischmann}",
    year = "2021",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1011744"
}