Muñoz, G. ., J. L. Jurado, and C. A. Collazos. “Methodological Proposal to Design Gamified Collaborative Learning Activities”. I+ T+ C- Research, Technology and Science - Unicomfacauca, vol. 1, no. 10, Dec. 2016, pp. 69-76, https://revistas.unicomfacauca.edu.co/ojs/index.php/itc/article/view/itc2016_pag_69_76.