عبد القادر صالح ع. Assessing The Role of Type of Colloidal Silica and Deflocculantes on Properties of Refractory Concrete Free Cement. J. eng. sustain. dev. 2013;17(1):Ar-1. Accessed June 13, 2026. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1003