@book { CreatingCompetitiveAdvantagewithElectronicCommerce,
    title = "Creating Competitive Advantage with Electronic Commerce",
    author = "Frank {Berger}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832423582",
    url = "https://m.diplom.de/document/218172"
}