“ANALISIS FINANSIAL BIOGAS LIMBAH CAIR KELAPA SAWIT SEBAGAI ENERGI TERBARUKAN DI PKS RAMBUTAN PTPN III (FINANCIAL ANALYSIS OF PALM OIL BIOGASS FROM MILL EFFLUENT OF CRUDE PALM OIL FACTORY AS A RENEWABLE ENERGY IN PKS RAMBUTAN PTPN III)” (2017) Inovasi, 14(2), pp. 180–189. Available at: https://jurnal.sumutprov.go.id/index.php/inovasi/article/view/104 (Accessed: 30 March 2026).