Hernández Arteaga, Luis Octavio, et al. “Determination of Silver Concentration in Tomato Seeds (Solanum Lycopersicum L.) Exposed to Silver Nanoparticles Using AAS-F and a Validated Method”. Acta Universitaria, vol. 28, no. 5, Nov. 2018, pp. 58-65, https://doi.org/10.15174/au.2018.2024.