Didane DH, Kudam D, Zulkafli MF, Mohd S, Batcha MFM, Khalid A. Development and Performance Investigation of a Unique Dual-rotor Savonius-type Counter-rotating Wind Turbine . ijie [Internet]. 2021 Aug. 31 [cited 2024 May 6];13(6):89-98. Available from: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/6360