Nath, Vivek, and D.K Sambariya. “Optimal Load Frequency Control for Interconnected Power Systems Using Optimized PI-PD Controller With TCSC and HVDC Integration”. Indonesian Journal of Electrical Engineering and Informatics (IJEEI) 11, no. 4 (December 17, 2023): 987–1006. Accessed October 29, 2026. https://section.iaesonline.com/index.php/IJEEI/article/view/5076.