@book { PromoPrintMagazin42023,
    title = "Promo Print Magazin 4 / 2023",
    author = "Marc {Debus}",
    year = "2023",
    publisher = "Schreibstark-Verlag",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1436690"
}