Farfán Córdova, Marlon Gastón, Jhadira Príncipe López, and Miguel Risco Huamán. “Sustainable Subgrade Soils: Impact of Pine Ash and Donax Obesulus Dust”. LACCEI 1, no. 12 (April 9, 2025). Accessed May 18, 2026. https://proceedings.laccei.org/index.php/laccei/article/view/3650.