Nghia, N. T., and N. X. Khoa. “Comparative Analysis of Gasoline and Biofuel Impacts on the Performance, Emissions, and Wear of Motorcycle Engines Over Long-Term Operating Conditions”. Engineering, Technology & Applied Science Research, vol. 15, no. 3, June 2025, pp. 23330-4, doi:10.48084/etasr.9324.