Planning of On-Grid Solar Power System with Technical and Economic Analysis in the Polyfoam Production Building of PT. Hartono Istana Teknologi, KudusAM PRODUCTION BUILDING OF PT. HARTONO ISTANA TEKNOLOGI KUDUS. AMPERE [Internet]. 2026 Jul. 31 [cited 2026 Oct. 24];11(1):107-15. Available from: https://jurnal.univpgri-palembang.ac.id/index.php/ampere/article/view/18566