Patriansyah, Muhamad, Diah Natalisa, and Ahmad Maulana. “Promotion, Price, and Customer Decisions to Upgrade Electricity Capacity: A Value-Based Decision Approach”. Business and Applied Management Journal 4, no. 2 (August 23, 2026): 377–388. Accessed August 30, 2026. https://serambi.org/index.php/bamj/article/view/2411.