Hamid, Muhammad Imran, Sulfandri, and Afifah. “The Effect of Electricity Supply Interruptions on Small Business Productivity in West Sumatra”. Jurnal Nasional Teknik Elektro 12, no. 3 (November 30, 2023): 37–49. Accessed October 6, 2024. https://jnte.ft.unand.ac.id/index.php/jnte/article/view/1092.