“Study on the Potential Utilization of Used Cooking Oil as an Alternative Substitute for Transformer Oil” (2023) JEITECH (JOURNAL OF ELECTRICAL ENGINEERING, INFORMATION TECHNOLOGY, CONTROL ENGINEERING, AND ROBOTIC), 1(1), hlm. 76–82. Tersedia pada: https://journal.unram.ac.id/index.php/jeitech/article/view/2855 (Diakses: 11 Oktober 2025).