B. Rai, S. Choezom, Karma, T. Jamtsho, and N. Tenzin, “Voltage Stability Analysis of SPV And WECS Integrated into the Western Grid of Bhutan”, zm, vol. 5, no. 1, pp. 18–24, Jun. 2021, Accessed: Jun. 30, 2025. [Online]. Available: https://publication.cst.edu.bt/index.php/zm/article/view/66