Gómez-Zamorano, L. Y., and J. I. Escalante. “Hydration and Microstructure of Portland Cement Partially Substituted With Ultrafine Silica”. Materiales de Construcción 59, no. 296 (December 30, 2009): 5–16. Accessed April 29, 2024. https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/154.