@book { DeMUT,
    title = "DeMUT",
    subtitle = "Leise Führung für eine laute Zeit",
    author = "Dietrich {Oelsnitz}",
    year = "2022",
    publisher = "Vahlen",
    address = "München, Deutschland",
    url = "https://vahlen.openpublishing.com/document/1219168"
}