Shahputra, M. A. (2017). 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, 14(2), 180–189. Retrieved from http://jurnal.bappelitbang.sumutprov.go.id/index.php/inovasi/article/view/104