Penn, S., S. Arunachalam, Y. Tripodis, W. Heiger-Bernays, JI Levy (2015). A comparison between monitoring and dispersion modeling approaches to assess the impact of aviation on concentrations of black carbon and nitrogen oxides at Los Angeles International Airport, Total. Environ, 527-528:47-55, http://dx.doi.org/10.1016/j.scitotenv.2015.03.147