Fernández-Jiménez, A., and F. Puertas. “Influence of the Activator Concentration on the Kinetics of the Alkaline Activation Process of a Blastfurnace Slag”. Materiales De Construcción, vol. 47, no. 246, June 1997, pp. 31-42, doi:10.3989/mc.1997.v47.i246.505.