Sulistyowati S, Nurhadi S, Kharisma DD. Pengaruh optimalisasi maintenance terhadap on load tap changer transformator daya 50 MVA 150/20 kV . eltek [Internet]. 2022 Oct. 28 [cited 2025 Sep. 10];20(2):103-10. Available from: http://114.6.41.75/index.php/eltek/article/view/3094