Setyowati, Retno Ayu, Subuh Haryudo, Tri Wrahatnolo, and Tri Rijanto. “The Analisis Keandalan Sistem Koordinasi Overcurrent Relay (OCR) Dan Ground Fault Relay (GFR) Di Gardu Induk 150 KV Buduran”. JTEIN: Jurnal Teknik Elektro Indonesia 4, no. 2 (August 14, 2023): 547 -. Accessed November 5, 2024. http://jtein.ppj.unp.ac.id/index.php/JTEIN/article/view/419.