Torres Agredo, Janneth, Jenny J Trochez Serna, and Ruby Mejía de Gutierrez. “Reuse of a Residue from Petrochemical Industry With Portland Cement”. Ingeniería y Ciencia 8, no. 15 (June 15, 2012): 141–156. Accessed March 29, 2024. https://publicaciones.eafit.edu.co/index.php/ingciencia/article/view/939.