@book { DieKunstdesKrieges,
    title = "Die Kunst des Krieges",
    subtitle = "Zeitlose Weisheit",
    author = "Sun {Tzu} and Gill {Hasson} and Britta {Radonić}",
    year = "2026",
    publisher = "C.H.Beck",
    address = ", Deutschland",
    url = "https://vahlen.openpublishing.com/document/1782665"
}