1. (1) Matsumiya,H., Wind Turbine Generation, Journal of Japan Society of Fluid Mechanics, Vol.20, No.6, (2001), pp.439-444 (in Japanese).
2. (2) Seki,K. and Ushiyama,I., Vertical Axis Wind Turbine, (2008), POWER-SHA Inc. (in Japanese).
3. (3) Spera,D.A., Wind Turbine Technology, (1998), ASME Press.
4. (4) Paraschivoiu, I., Wind Turbine Design: With Emphasis on Darrieus Concept, (2002), Polytechnic International Press.
5. Research and development of high-performance airfoil sections for vertical axis wind turbine at low-Reynolds number.