K. Tantichukiad, A. Yahya, A. Mohd Mustafah, H. H. Harith, A. S. Mohd Rafie, and A. S. Mat Su, “Computational Studies on the Effects of a Central Shaft and a Guiding Wall on the Savonius Hydrokinetic Turbine Performances”, Adv Agric Food Res J, vol. 1, no. 2, Feb. 2021.