@book { TrendwendeoderModeerscheinung,
    title = "Trendwende oder Modeerscheinung?",
    subtitle = "Frauen in Führungspositionen",
    author = "Karin {Weigl}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/220665"
}