M. R. F. Júnior, N. R. de A. F. . Rocha, and W. A. . Pereira, “Exhaust Flue Gas Concentration of Engines Running on Ethanol, Gasoline and Bio-oil - a Theoretical Estimate”, ASRJETS-Journal, vol. 68, no. 1, pp. 152–165, May 2020, Accessed: Sep. 17, 2025. [Online]. Available: https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/5883