Sosa, Jorge Jhonattan Castellanos, and Francy Karina Maldonado Aguilar. “Chess, Visual Memory and Geometric Transformations”. JRAMathEdu (Journal of Research and Advances in Mathematics Education) 6, no. 4 (September 11, 2021): 299–315. Accessed November 17, 2025. https://journals2.ums.ac.id/jramathedu/article/view/9447.