Espinoza Pérez, Lester J., Marion S. Morales Silva, and Fernando Y. Vargas Rizo. “Transforming Agroindustrial Waste into Useful Products: Cement-Based on Rice Husk Ash”. Nexo Scientific Journal 36, no. 05 (November 30, 2023): 19–25. Accessed December 22, 2024. https://camjol.info/index.php/NEXO/article/view/17275.