Zulham Effendi, Zakwan, and Amar Fauzi Nainggolan. 2020. “ANALISA KEHILANGAN ENERGI PADA BOILER PABRIK KELAPA SAWIT ENERGY LOSS ANALYSIS ON THE PALM OIL MILL BOILER”. Jurnal Agro Fabrica 2 (1):30-37. https://doi.org/10.47199/jaf.v2i1.132.