“PRODUCTION OF ALUMINIUM SULPHATE AND UTILIZATION OF CLAY RESIDUE FROM KAOLINITE CLAY”, Pakistan Journal of Scientific & Industrial Research, vol. 47, no. 3, pp. 183–186, Jun. 2004, Accessed: Mar. 11, 2026. [Online]. Available: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/1514