1. Solar devices for rural applications;Bamiro,1981
2. On computation of global radiation from the records of sunshine;Angstrom;Arkiv. Geophysik,1950
3. Solar radiation data base development based on bright sunshine data;Smith,1976
4. The inter-relationship and characteristic distribution of direct, diffuse and total radiation;Liu;Solar Energy,1960
5. Radiative Heat Transfer for Spacecraft and Solar Power Plant Design;Kreith,1962