@book { TheArrivalofiDTVInteractiveDigitalTelevision,
    title = "The Arrival of iDTV / Interactive Digital Television",
    subtitle = "TV-Based Web-Access And Possible Implications For The Internet World",
    author = "Lars {Kirchhoff}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832446222",
    url = "https://m.diplom.de/document/220234"
}