Arifin, I. Z., Wirawan Wirawan, & Hari Rarindo. (2022). The Effect of Sodium Hydroxide Absorbent on The Exhaust Emissions From Internal Combustion Engine: . Logic : Jurnal Rancang Bangun Dan Teknologi, 22(1), 27–34. https://doi.org/10.31940/logic.v22i1.27-34