@book { MachtundOhnmachtdesKyotoProtokolls,
    title = "Macht und Ohnmacht des Kyoto-Protokolls",
    author = "Frank {Rosenbrock}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/226255"
}