Guerrero, F., H. Alvarez-Ospina, A. Retama, A. López-Medina, T. Castro, and D. Salcedo. “Seasonal Changes in the PM1 Chemical Composition North of Mexico City”. Atmósfera, vol. 30, no. 3, June 2017, pp. 243-58, doi:10.20937/ATM.2017.30.03.05.