@incollection{Carrillo15, author = {Alberto Mendoza and Edson R. Carrillo}, title = {Ambient Level of NOx and NOy as Indicators of Photochemical Activity in an Urban Center}, booktitle = {Current Air Quality Issues}, publisher = {IntechOpen}, address = {Rijeka}, year = {2015}, editor = {Farhad Nejadkoorki}, chapter = {13}, doi = {10.5772/59752}, url = {https://doi.org/10.5772/59752} }