N. U. Udeh and B. L. James (2022) “Optimum Conditions for the Removal of Lead from Aqueous Solution Using Paw-paw Trunk Activated Carbon”, American Scientific Research Journal for Engineering, Technology, and Sciences, 87(1), pp. 1–8. Available at: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/7298 (Accessed: 13 June 2024).