Techno-Economic Analysis of On-Grid Solar Power Plants for Tulungagung Hydropower Operational Cost Savings Based on Production and Load Data. JTMMX [Internet]. 2025 Jul. 7 [cited 2025 Aug. 25];6(1):1-14. Available from: https://journal.ubpkarawang.ac.id/index.php/JTMMX/article/view/10081