Suárez, A., M. Espinel, L. Contreras Manrique, and R. Contreras Manrique. “Learning Supporting Tools for Students from Fifth to Eleventh Grade from Instituto Tecnico Guaimaral Who Have Hearing Limitations”. Areté, vol. 15, no. 1, June 2015, pp. 52-62, https://arete.ibero.edu.co/article/view/924.