L. D. Alva Pajares, L. E. Salazar Idrogo, and O. Aguilar Aliaga, “Compressive Strength of Concrete f’c = 210 kg/cm² with Coarse Aggregate Substitution at 20%, 25%, and 30% Using Recycled Concrete”, LACCEI, vol. 1, no. 12, July 2025, doi: 10.18687/LACCEI2025.1.1.960.