Aprinaldi, A., Yuvenda, D., Primandari, S., & Putra, R. (2024). INFLUENCETHE USE OF PERTALITE AND PERTAMAX FUEL ON ENGINE PERFORMANCE ON FOUR-STROKE MOTORBIKE. Jurnal Vokasi Mekanika, 6(4). https://doi.org/10.24036/vomek.v6i4.779