Tran Van L, Nguyen Thao H, Ho Van T, Doan Thanh B, Le Dinh D, Nguyen Kim A. Thermal Effects of Harmonics on Distribution Transformers: A Coupled Electromagnetic–Thermal Finite-Element-Based Approach. SSAD. 2026;36(3):038-047. doi:10.51316/jst.192.ssad.2026.36.3.5