1. Solar Radiation Maps for Iraq;Ahmad,1980
2. Evaluation for direct and total solar radiation on tilted surfaces with different orientations in Baghdad during cloudness days;Al-Riahi;J sol. Energy Res.,1985
3. Estimating monthly mean values of daily total solar radiation for Australia;Hutchunson;Sol. Energy J.,1984
4. The wind energy potential of Thailand;Exell;Sol. Energy Jl.,1985
5. An analysis of wind power potential in Greece;Lalas;Sol. Energy Jl.,1983