- Riehl (1945)
- Burpee (1972)
- North African Origin
- Instability of the African Easterly Jet
Burpee, R.W., 1972: The origin and structure of easterly waves in the lower troposphere of North Africa. J. Atmos. Sci., 29, 77-90.
Dvorak, V.F., 1975: Tropical cyclone intensity analysis and forecasting from satellite imagery. Mon. Wea. Rev., 180, 1915-1923.
Riehl, H., 1945: Waves in the easterlies and the polar front in the tropics. Misc. Rep., No. 17, Department of Meteorology, University of Chicago, 79 pp.