Torres-Cortes, C. O. ., H. . Hernandez-Mendoza, H. R. Vega-Carrillo, and E. T. . Romero-Guzman. “Radiochemical Separation and Measurement by Mass Spectrometry With Magnetic Sector With Inductively Coupled Plasma Source (ICP-SFMS) of Plutonium Isotopes in Soil Samples”. Journal of Nuclear Physics, Material Sciences, Radiation and Applications, vol. 4, no. 1, Aug. 2016, pp. 139-48, doi:10.15415/jnp.2016.41014.