1. Annual Climate Logical Summaries;Civil Aviation and Meteorology Department,1987
2. Personal communications. Egypt Meteorology Department, Egypt (1987).
3. Renewable Energy Resources;Twiddle,1986
4. Potentiality of Wind Energy Systems in the Yemen Arab Republic;Al-Motawakel,1988
5. Map of Annual Wind Power. Contract to Louis Berger International, Inc. for the Egyptian Renewable Energy Field Test Program;Pacific Nortwest Laboratories,1986