Amir Kurniawan, Yuni Rahmawati, and Hari Putranto. 2023. “Studi Performa Transformator Daya Menggunakan Metode Health Index Di Gardu Induk Waru Sidoarjo”. SinarFe7 2 (1):33-38. https://journal.fortei7.org/index.php/sinarFe7/article/view/394.