Manurung, Nelson, Muhammad Anhar Pulungan, Billy Christian Manurung, Enzo W. B Siahaan, and Sihar Siahaan. 2023. “Performance Test of 1500 Cc Fuel Motorcycle Using Pertalite – Bioethanol Mixture Fuel on Exhaust Gas”. International Journal of Research in Vocational Studies (IJRVOCAS) 2 (4):25-31. https://doi.org/10.53893/ijrvocas.v2i4.159.