A. A. Adekunle, A. O. . Familusi, A. A. . Badejo, O. J. Adeosun, and S. A. . Arogundade, “Characterisation of activated charcoal, sawdust charcoal and rice husk charcoal as adsorbents in water treatment”, Anal. Tech. Szeged., vol. 14, no. 2, pp. 19–25, Dec. 2020.