MAXIMUM POWER EXTRACTION USING TWISTING SLIDING MODE CONTROLLER FOR WIND ENERGY SYSTEMS. J. eng. sustain. dev. [Internet]. 2023 Jul. 1 [cited 2024 May 16];27(4):527-44. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1464