Carrasco Rojas, Christiam, and Flor Maricela José Huamán. “Use of the ‘ecuatarjetas’ in the Competition Solves Problems of Regularity, Equivalence and Change”. Education Journal 22, no. 23 (January 1, 2024): 48–58. Accessed November 14, 2026. https://revistas.unsch.edu.pe/educacion/article/view/467.