National Weather Service (). „Tropical Cyclone Structure”. JetStream—An Online School for Weather. National Oceanic & Atmospheric Administration. Arhivat din original la . Accesat în .
web.archive.org
Symonds, Steve (). „Highs and Lows”. Wild Weather. Australian Broadcasting Corporation. Arhivat din originalul de la . Accesat în .
National Weather Service (). „Tropical Cyclone Structure”. JetStream—An Online School for Weather. National Oceanic & Atmospheric Administration. Arhivat din original la . Accesat în .