Khoi , T.D. and Dai, L.V. 2026. Development of the Hybrid MPPT Control Algorithm for Grid-Connected PV Systems Using Runge-Kutta Optimized Fractional-Order Synergetic Control. Journal of Renewable Energy and Smart Grid Technology. 21, 1 (Apr. 2026), 81–93. DOI:https://doi.org/10.69650/rast.2026.264069.