Ruiz de Gauna, A. “Determination of Hemihydrated and Dehydrated Gypsum Content in Cement by Means of Thermal Analysis”. Materiales de Construcción 23, no. 152 (December 30, 1973): 5–25. Accessed March 29, 2024. https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1334.