Alrizki, R., Manaseh and Kuswandi Arifin 2022. The Engine Valve Analysis Is Losing Weight Due To Corrosion In The Engine Unit Mitsubishi Triton 2.5 cc: Corrosion Valve Intake. Jurnal Rekayasa Mesin dan Inovasi Teknologi. 3, 2 (Sep. 2022), 221–226.