de Fretes, Richard. “Analisis Penyebab Kerusakan Transformator Menggunakan Metode RCA (Fishbone Diagram and 5-Why Analysis) Di PT. PLN (Persero) Kantor Pelayanan Kiandarat”. ARIKA 16, no. 2 (August 31, 2022): 117-124. Accessed March 29, 2024. https://ojs3.unpatti.ac.id/index.php/arika/article/view/7387.