Mohd Noor Salleh, Muhd Ameerussufy Hameiz, et al. “Mitigation of Voltage Sags: A Comparative Study of D-STATCOM and DVR”. Progress in Engineering Application and Technology, vol. 6, no. 1, Apr. 2025, pp. 424-38, https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/19513.