“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)”, Inovasi, vol. 14, no. 2, pp. 180–189, Oct. 2017, Accessed: Aug. 17, 2026. [Online]. Available: https://jurnal.sumutprov.go.id/index.php/inovasi/article/view/104