@book { WirelessPROFIBUSberWLAN80211b,
    title = "Wireless PROFIBUS über WLAN 802.11(b)",
    author = "Thomas {Vogel}",
    year = "2003",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832475505",
    url = "https://m.diplom.de/document/222830"
}