@book { berzeugungskunstundGefhrtengunst,
    title = "Überzeugungskunst und Gefährtengunst",
    author = "Charlie {Richards}",
    year = "2021",
    publisher = "Me and the Muse Publishing",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/998761"
}