Álvarez Aldegunde, J.A., Álvarez, V., Quiñones Bolaños, E., Saba, M. y Herrera Atencio, C. 2019. Estimation of the vehicle emission factor in different areas of Cartagena de Indias. Revista de Ciencias. 23, 2 (jul. 2019). DOI:https://doi.org/10.25100/rc.v23i2.8949.