1. Modeling solar radiation at the Earth’s surface,2008
2. Diffuse solar irradiation model evaluation in the North Mediterranean Belt area;de Miguel;Solar Energy,2001
3. Calculation of the Solar Radiation Incident on an Inclined Surface;Hay,1980
4. The Equation of Time;Hughes;Monthly Notices of the Royal Astronomical Society,1989
5. An introduction to solar radiation;Iqbal,1983