1. Wind power in the landscape;Bergsjo,1982
2. The Image;Boulding,1956
3. City of Palm Springs (et al.) v. U.S. Department of the Interior (et al.), 1985. No. CV 85-2114-WMB (Tx), Central District of California, U.S. District Court, entered 26 August.
4. Bandon Wind Energy Study;Coos/Curry Council Governments,1982
5. News from the wind power programme of the Ministry of Energy and the electric utilities in Denmark;Danish Ministry of Energy,1983