D. M. González-Hurtado, D. J. Rieumont-Briones, D. T. López-Goerne, and L. M. Castro-González, “Synthesis and Characterization of Nanostructured Materials obtained by the Sol-Gel Method, loaded with Antiepileptic Drugs”, Rev Cub Quim, vol. 26, no. 3, pp. 202–214, Oct. 2015.