1. Summary Report, Federal Wind Energy Program, ERDA-77-32;Energy Research and Development Administration,1977
2. Annual Report of the Wind Characteristics Program Element for the Period of July 1977 through July 1978, PNL-2545;Wendell,1978
3. Wind Power Climatology of the U.S.;Reed,1975
4. Wind Energy Mission Analysis, COO/2578-1/1,2,3;General Electric Company;ERDA Contract No. EY-76-C-02-2578,1977
5. Wind Energy Mission Analysis, SAN/1075-1/1,2,3;Lockheed-California Company;ERDA Contract No. EY-76-C-03-1075,1977