1. J. Park, Simplified Wind Power Systems for Experimenters, 2nd Edition, Helion, California, pp. 5–36.
2. W.A.M. Jansen, Literature survey: horizontal axis fast running wind turbines for developing countries, Report no. 11663/2, CWD 76-2, The Netherlands, 1976.
3. J.L. Tangler, D.M. Somers, Status of special-purpose aerofoil families, Proceedings of the Windpower ’87, San Francisco, CA, October 5–8, 1987, pp. 99–105.
4. J.L. Tangler, D.M. Somers, NREL aerofoil families for HAWTs, Proceedings of the Windpower ’95, Washington, DC, March 26–30, 1995, pp. 117–123.
5. R. Ta’ani, Wind energy programme at the solar energy research center in Jordan. Proceedings of the International Seminar on Appropriate Technology in the Field of Solar and Wind Energy Applications, Amman-Jordan, 1986.