Akhmad Rifkyansyah, Setiawan R. Merit Order as a Generation Portfolio Optimization Mechanism in PLN and PLN Nusantara Power: A Systematic Analysis of Operational Efficiency, PJBTL Contract Structure, and Digital Transformation. Ijemr [Internet]. 2026 Apr. 4 [cited 2026 Apr. 4];5(1):848-57. Available from: https://ijemr.asia/index.php/ijemr/article/view/822