Armijos Saca, Rubén Antonio, Roger Marcelo Freire Avilés, and Lilia Soraya Rosero Morán. “Relationship Between Educational Materials and Academic Performance in Primary Education”. InveCom Journal 5, no. 4 (January 17, 2025): 1–9. Accessed November 11, 2026. https://www.revistainvecom.org/index.php/invecom/article/view/3662.