Machado A, García N, Przybylski J, Montiel V. Influence of conversion system on the exhaust gases emissions from vehicles fueled with gasoline or CNG. REV TEC FAC ING UNIV [Internet]. 1 [citado 5 de abril de 2025];22(2). Disponible en: https://mail.produccioncientificaluz.org/index.php/tecnica/article/view/5636