Rendroyoko, Ignatius, Najahul Imtihan, and Ishak Sinaga. “Transforming Investment Structures in Capital-Intensive Electricity Utilities: A Managed Service Approach for CapEx-to-OpEx Transformation”. JOURNAL ZETROEM 8, no. 2 (June 30, 2026): 211–220. Accessed July 12, 2026. https://ejournal.unibabwi.ac.id/index.php/Zetroem/article/view/8135.