@book { BusinessReengineering,
    title = "Business Reengineering",
    subtitle = "Ein Unternehmensreorganisationsprozeß am Beispiel eines Vertriebsunternehmens",
    author = "Christian {Gursky}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832437305",
    url = "https://m.diplom.de/document/219414"
}