Hanifuddin, M, Muhammad Faja Taufiqurrahman, Tri Aji Setyawan, Riesta Anggarani, Cahyo Setyo Wibowo, and Bambang Sugiarto. 2023. “Performance of a Single-Cylinder Four-Stroke Engine With High Concentrations of Gasoline-Ethanol-Methanol (GEM)”. Automotive Experiences 6 (2): 407-15. https://doi.org/10.31603/ae.9332.