1. Drunk H, Heidemann W, Muller-Steinhagen H. Comparison test of thermal solar systems for domestic hot water preparation and space heating. In: Proceedings of EuroSun 2004, Germany; 2004.
2. Szymocha K. Advanced thermal solar system with heat storage for residential house space heating. In: Conference of SESCI 2005, British Columbia Institute of Technology; 2005.
3. Rittelmann W. Field investigated of 18 solar-assisted domestic hot water systems with integral collector storage. Report for National Renewable Energy Laboratory Division, Midwest Research Institute, USA; 2004.
4. Waewsak J. Determination of thermal performance of a roof top flat-plat solar collector. In: Proceedings of 17th mechanical engineering network of Thailand; 2003.
5. Mahjouri F. Vacuum tube liqiud–vapor (heat-pipe) collector; 2007. .