Rendroyoko, I. et al. 2026. Transforming Investment Structures in Capital-Intensive Electricity Utilities: A Managed Service Approach for CapEx-to-OpEx Transformation. JOURNAL ZETROEM. 8, 2 (Jun. 2026), 211–220. DOI:https://doi.org/10.36526/ztr.v8i2.8135.