@book { DieGruseljgerEinFallfrdieMutigenDrei,
    title = "Die Gruseljäger - Ein Fall für die Mutigen Drei",
    author = "Virginia E. {Gray}",
    year = "2023",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1416062"
}