BOISER CCD, CARPIO LAL, CELERINOS PJS, LEE JDS, PINILI GG. Performance Evaluation of the Optimized Design Ratio Between the Diameters of the Basin and Curved Blade in the Gravitational Water Vortex Turbine. Eng. Trans. Published online July 22, 2025. doi:10.24423/engtrans.3459.2025