M.-T. Is’harq-Zubair, A. P. S.A. Nyanzi, A. P. G. Nyakairu, and SsebuwufuP. 3., “The Chemical, Mineralogical, Structural and Surface Properties of Selected Ugandan Clays and their Application in Bleaching Oil”, ijetst, vol. 2, no. 09, pp. 3126-3147, Sep. 2015.