Barragán Gómez, R. A., and W. Gómez Moreno. “The Language of Images and the Development of Critical Attitudes in the Classroom: A Didactic Proposal for the Reading of Visual Signs”. Íkala, Revista De Lenguaje Y Cultura, vol. 17, no. 1, Apr. 2012, pp. 81-94, doi:10.17533/udea.ikala.7999.