Ulloa, Néstor, Ember G. Zumba Novay, Marí­a Albuja, and Diego Mayorga. 2025. “Modeling the Compressive Strength of Metakaolin-Based Self-Healing Geopolymer Concrete Using Machine Learning Models”. Civil Engineering Journal 11 (4):1596-1623. https://doi.org/10.28991/CEJ-2025-011-04-020.