@book { GlobalpolitischeHerausforderungKlimawandel,
    title = "Globalpolitische Herausforderung Klimawandel",
    author = "Bernhard {Nöbauer}",
    year = "2015",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/306265"
}