@book { DieschwarzeFledermaus57DieverschwundeneMillion,
    title = "Die schwarze Fledermaus 57: Die verschwundene Million",
    author = "G. W. {Jones}",
    year = "2023",
    publisher = "Blitz-Verlag",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1390415"
}