Mena-Lorca, Arturo, et al. “The Epistemological Obstacle of the Actual Infinity : Persistence, Resistence and Categories of Analysis”. Revista Latinoamericana de Investigación en Matemática Educativa, vol. 18, no. 3, Nov. 2015, pp. 329-58, https://doi.org/10.12802/relime.13.1832.