@book { InnovationundFhrung,
    title = "Innovation und Führung",
    author = "Michael {Senftleben}",
    year = "2009",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836626644",
    url = "https://m.diplom.de/document/226598"
}