Irassar, Edgardo F., Jorge D. Sota, and Oscar R. Batic. “Sulfate Resistance Evaluation of the Cement With Fly Ash (using the Koch &Amp; Steinegger Method)”. Materiales de Construcción 38, no. 212 (December 30, 1988): 21–35. Accessed December 2, 2023. https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/822.