Buneeva, Pollyak, and Tykachinskii. “Acceleration of Glas Making by Fluxes”. Materiales de Construcción, no. 011 (February 28, 1950): 61–63. Accessed May 19, 2024. https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/2874.