Muhammad Hubaisy Al Bara. PERFORMANCE ANALYSIS OF AN EXHAUST GAS RECIRCULATION SYSTEM UNDER INJECTION TIMING AND ENGINE SPEED VARIATIONS FOR EMISSION REDUCTION IN AN R180 DIESEL ENGINE . ASTNE [Internet]. 2026 Feb. 11 [cited 2026 Sep. 25];4(1):1-11. Available from: https://ejournal.upnvj.ac.id/astne/article/view/13493