Ridwan Arief Subekti, Fazila Mohd-Zawawi, Kamarulafizam Ismail, Setia Subekti, Mukhtar Effendi, Anjar Susatyo, & Ahmad Fudholi. (2025). Effect of the Number of Blades and Variations in Position of Straight Blades on Vortex Turbine Efficiency. International Journal of Integrated Engineering, 17(4), 301-315. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/22892