Nasir, I. ., N. Ameram, A. . ALI, S. R. . HASSAN, N. A. C. . ZAUDIN, and J. MOHAMED SAPARI. “A Review of Rice Husk Silica As a Heterogeneous Catalyst Support ”. Journal of Metals, Materials and Minerals, vol. 31, no. 4, Dec. 2021, pp. 1-12, http://jmmm.material.chula.ac.th/index.php/jmmm/article/view/1176.