Saowalak Thongdee; Churat Tararuk; Natthawud Dussadee; Rameshprabu Ramaraj; Tanate Chaichana. Study on performance of a savonius wind turbines related with the blade angle. Maejo Int. J. Energ. Environ. Comm. or MIJEEC 2019, 1, 32-36.