Kumar, Bairu Vijay. “Optimal Location of Upfc to Improve Power System Voltage Stability Using Artificial Bee Colony Algorithm”. Thematics Journal of Geography 8, no. 5 (May 11, 2019): 37-49. Accessed June 25, 2026. https://www.thinkindiaquarterly.org/index.php/tjg/article/view/8183.