Rodríguez, O., M. Frías, M. I. Sánchez de Rojas, R. García, and R. Vigil. “Effect of Thermally Activated Paper Sludge on the Mechanical Properties and Porosity of Cement Pastes”. Materiales de Construcción 59, no. 294 (June 30, 2009): 41–52. Accessed March 28, 2024. https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/133.