de la Cruz, J. C., del Campo, J. M., & Colorado, D. (2015). Comparative study on porosity and permeability of conventional concrete and concrete with variable proportions of natural zeolite additions. Revista De La Construcción. Journal of Construction, 14(3), 70–76. Retrieved from http://146.155.94.136/index.php/RDLC/article/view/13436