“Comparison of Effect Efficiency and Voltage Regulation Between Three-Phase Transformer Winding Connections”. Bulletin of Computer Science and Electrical Engineering 1, no. 2 (August 2, 2020): 54–62. Accessed April 19, 2026. https://www.bcsee.org/index.php/bcsee/article/view/comparison-of-effect-efficiency-and-voltage-regulation-between-t.