Meraz, J., F. Fernández, and L. Magaña. “Electrolytic Resistivity Measurement Using Alternating Current with high Frequencies”. Revista Mexicana De Física, vol. 55, no. 2, Jan. 2009, pp. 149-0, https://rmf.smf.mx/ojs/index.php/rmf/article/view/3673.