“Influence of the Addition of Polyethylene Terephthalate to Improve Compressive Strength and Its Mechanical Properties in Masonry Units”. SCIÉNDO INGENIUM 20, no. 2 (May 28, 2024): 53–65. Accessed July 18, 2026. https://revistas.unitru.edu.pe/index.php/PGM/article/view/5948.