@book { HarterSexinderKche,
    title = "Harter Sex in der Küche",
    author = "Jacky {Hawn} and Rico {Herz}",
    year = "2020",
    publisher = "roter mund verlag",
    address = "Mannheim, Deutschland",
    url = "https://rotermundverlag.de/document/967433"
}