RAMIREZ VELASCO, Carlos Alonso; PEREZ ORTEGA, DIEGO JAVIER; PEREIRA MARTINEZ, Ricardo Ignacio; BOLAÑOS ALOMIA, Fabio Andrés. Comparative analysis of CO2 emissions of an engine using diesel and biodiesel. Revista de Investigación Agraria y Ambiental, Colombia,CO, v. 12, n. 2, p. 127–145, 2021. DOI: 10.22490/21456453.3603. Disponível em: https://hemeroteca.unad.edu.co/index.php/riaa/article/view/3603. Acesso em: 5 dec. 2025.