Bachtiar, M. I., Aksan and Budiansa, R. (2026) “Impact of Reactive Power Fluctuation on the Performance and Insulation Loss-of-Life Rate of Industrial Power Transformers: A Case Study of the PT Semen Tonasa Electrical System”, Protek : Jurnal Ilmiah Teknik Elektro, 13(2), pp. 147–154. doi: 10.33387/protk.v13i2.12746.