Hernandez-Lopez, A. E. ., J. Miranda, and J. S. . Pineda. “X-Ray Fluorescence Analysis of Fine Atmospheric Aerosols from a Site in Mexico City”. Journal of Nuclear Physics, Material Sciences, Radiation and Applications, vol. 4, no. 1, Aug. 2016, pp. 25-30, doi:10.15415/jnp.2016.41003.