Optimizing the performance of gasoline-ethanol-methanol fueled engines with variations in the air-fuel ratio. Seminar Nasional Tahunan - Teknik Mesin [Internet]. 2026 Mar. 9 [cited 2026 Mar. 10];23(1):23-31. Available from: https://snttm.bkstm.org/index.php/SNTTM/article/view/92