REYES CAMPAÑA , G. G.; SÁNCHEZ DELGADO, J. A.; ROJAS BRAVO, S. S. Productivity analysis focusing on internal combustion engine vibration when using local fuels and additives. Journal of business and entrepreneurial studie, [S. l.], v. 7, n. 2, 2023. DOI: 10.37956/jbes.v7i2.333. Disponível em: https://www.journalbusinesses.com/index.php/revista/article/view/333. Acesso em: 21 apr. 2026.