Zhafira, F. 2020. Pra-Rancangan Used Lube Oil Plant Kapasitas 120 Ton/Hari PT. Pertamina RU IV Cilacap . Swara Patra : Majalah Ilmiah PPSDM Migas. 10, 2 (Nov. 2020), 27–35. DOI:https://doi.org/10.37525/sp/2020-2/257.