Mahjudin Mahjudin, Indriana Kristiawati, and Muchammad Ilham SAM. “Mitigating Market Power in Banking: Cost Efficiency and the Path Toward Consumer Welfare”. Journal of Managerial Sciences and Studies 3, no. 2 (June 14, 2025): 564–578. Accessed September 13, 2025. http://jomss.org/index.php/jomss/article/view/80.