1. Solar thermal engineering;Lunde,1980
2. Solar engineering of thermal processes;Duffie,1982
3. Optimum tilt of solar collector;Lewis;Solar and Wind Energy,1987
4. Performance of flat-plate solar-heat collectors;Hottel;Transactions of American Society of Mechanical Engineers,1942
5. Evaluation of Models to predict insolation on tilted surfaces;Klucher;Solar Energy,1979