1. Sheldahl, R. E., Feltz, L.V. and Blackwell, B. F.: Wind Tunnel Performance Data for Two and Three-Bucket Savonius Rotors, Journal of Energy, Vol.2, No.3, pp.160–164, (1978).
2. Sivasegaram, S.: Secondary Parameters Affecting the Performance of Resistance-type Vertical-axis Wind Rotors, Wind Engineering, Vol.2, No.1, pp.49–59, (1978).
3. Ushiyama, I., Nagai, H. and Shinoda, J.: Experimentally Determining the Optimum Design Configuration for Savonius Rotors, Transactions of the Japan Society of Mechanical Engineers, Series B, Vol.52, No.480, pp.2973–2981 (1986), in Japanese.
4. Bergeles, G. and Athanassiadis, N.: On the Field around a Savonius Rotors, Wind Engineering, Vol.6 No.3, pp.140–148, (1982).
5. Murai, H., Kataoka, M., Narasaka, T., Watanabe, H. and Onuma, S.: Influence of Flaps and Deflectors on Power and Torque Characteristics of Savonius Rotor, Journal of the Visualization Society of Japan, 4-Suppl, pp.11–16, (1984), in Japanese.