“DYNAMIC VOLTAGE RESTORER USING PI CONTROLLER FOR VOLTAGE SAG SWELL MITIGATION USING MATLAB”. International Journal of Advance Engineering and Research Development (IJAERD) 2, no. 5 (May 25, 2015): 1035–1043. Accessed September 8, 2025. https://ijaerd.org/index.php/IJAERD/article/view/1133.