Mgbemere, H. E., N. S. I. Alozie, and J. Okpareke. “Synthesis and Characterization of Cordierite from Talc, Kaolin and Silica for Filter Applications”. Journal of Engineering Research, Vol. 25, no. 3, Sept. 2020, pp. 34-42, http://jer.unilag.edu.ng/article/view/1105.