ADVANCED POWER QUALITY ENHANCEMENT IN GRID-INTEGRATED PVG– UAPF SYSTEMS USING A MODIFIED SOGI–NOTCH FILTER CONTROL STRATEGY . int. J. Eng. Res. Sci. Tech. [Internet]. 2026 Jul. 17 [cited 2026 Sep. 3];22(3):453-60. Available from: https://ijerst.org/index.php/ijerst/article/view/4045