Alva Pajares, Luis Diego, Lily Elizabeth Salazar Idrogo, and Orlando Aguilar Aliaga. “Compressive Strength of Concrete f’c = 210 Kg Cm² With Coarse Aggregate Substitution at 20%, 25%, and 30% Using Recycled Concrete”. LACCEI 1, no. 12 (July 27, 2025). Accessed May 27, 2026. https://proceedings.laccei.org/index.php/laccei/article/view/3892.