Zambrano, Maria Isabel, Edwin Alexander Rodriguez Veliz, Gema Flores Ormaza, and Gabriel Linzan Laz. “Comparison Between the Material Improvement of the Megarok and San José Quarries, Applying the AASTHO Standards”. International research journal of engineering, IT & scientific research 3, no. 5 (September 30, 2017): 50–57. Accessed July 16, 2024. https://sloap.org/journals/index.php/irjeis/article/view/575.