1. Johannes SS (1929) Rotor adapted to be driven by wind or flowing water. United States patent US 1,697,574. 1929 Jan 1
2. Blackwell BF, Feltz LV, Sheldahl RE (1977) Wind tunnel performance data for two-and three-bucket Savonius rotors. Albuquerque, New Mexico. Sandia Laboratories
3. Alexander AJ, Holownia BP (1978) Wind tunnel tests on a Savonius rotor. J Wind Eng Ind Aerodyn 3(4):343–351
4. Khan MH (1978) Model and prototype performance characteristics of Savonius rotor windmill. Wind Eng:75–85
5. Sivasegaram S (1978) An experimental investigation of a class of resistance-type, direction-independent wind turbines. Energy 3(1):23–30