METAHEURISTIC PI CONTROLLER TUNING FOR PMSG WIND ENERGY SYSTEMS: GRAYLAG GOOSE OPTIMISATION WITH INTEGRATED TIP SPEED RATIO MPPT AND IEEE 519 COMPLIANCE. EIJRIHS [Internet]. 2026 Jul. 24 [cited 2026 Aug. 25];1(4):1-28. Available from: https://eijrihs.com/index.php/Home/article/view/56