6Ari R. Optical and Thermal Properties of Compound Parabolic Concentrators. Solar Energy, 1976, 18: 497- 511.
7Hsieh C K. Thermal Analysis of CPC Collectors. Solar Energy, 1981, 27:19-29.
8Garg H P, Adhikari R S. Performance Analysis of a Hybrid Photovoltaic/Thermal (PV/T) Collector with Integrated CPC Troughs. Int. J. Energy Res., 1999, 23:1295-1304.
9Othman M Y, Yatim B. Performance Analysis of a Double-Pass Photovoltaic/Thermal (PV/T) Solar Collector with CPC and Fins. Renewable Energy, 2005, 30: 2005 -2017.
10Duffine J A, Beckman W A. Solar Engineering of Thermal Processes. NY: John Wiley, 1991.