T. U. Maduoma, E. D. Ezeokolie, O. S. Iyanu, S. B. Akyea-Mensah, and C. P. Oguayo, “Evaluation of Fluted Pumpkin Stem Powder in Heavy Metal Removal from Pharmaceutical Wastewater”, AAES, pp. 1–11, Oct. 2024, doi: 10.47852/bonviewAAES42024044.