B. Condor-Campos, A. Párraga-Panéz, D. V. Maximiliano-Velásquez, and E. Arrieta-Amaya, “Analysis of mathematical competencies in regular basic education: A systematic review”, Revista InveCom, vol. 6, no. 2, pp. 1–10, Aug. 2025, doi: 10.5281/zenodo.16990638.