1. Solar-Cells-Operating Principles, Technology and System Applications;Green,1982
2. PV thermal systems: PV panels supplying renewable electricity and heat;van Helden;Progr. Photovoltaics,2004
3. PVT Roadmap, A European guide for the development and market introduction of PV-thermal technology, 〈www.pvtforum.org〉.
4. The thermal and electrical yield of a PV-thermal collector;Zondag;Solar Energy,2002
5. M.A. Green, Silicon Solar Cells: Advanced Principles & Practice, University of New South Wales, Sydney, Australia, 1995, pp. 46–48.