Ramirez Velasco CA, PEREZ ORTEGA DJ, Pereira Martinez RI, Bolaños Alomia FA. Comparative analysis of CO2 emissions of an engine using diesel and biodiesel. rev.investig.agrar.ambient. [Internet]. 2021 Jun. 2 [cited 2025 Dec. 5];12(2):127-45. Available from: https://hemeroteca.unad.edu.co/index.php/riaa/article/view/3603