1. Which material uses least energy;Payne;Chemtech,1980
2. A study on the feasibility of utilising building elements and materials for making solar collectors;Sonwalkar,1984
3. Integration of solar collector in large prefabricated roof/wall sections;Spencer,1979
4. Design and performance of roof integrated solar air heaters;Peck;Solar Energy,1983
5. Solar heating using common building elements as passive systems;Hoffman;Solar Energy,1983