Martínez-Zocón, Raúl Narciso, and José Theódulo Esquivel-Grados. “Quaternary Ideograms As a Didactic Technique to Form Mathematical Conceptual Relationships in University Students”. HUMAN REVIEW. International Humanities Review / Revista Internacional de Humanidades 21, no. 2 (August 23, 2023): 451–464. Accessed December 22, 2024. https://ojs.bdtopten.com/karim/index.php/revHUMAN/article/view/5081.