Akanbi Olusola, Babayemi A.K. Comparative Analysis of Heavy Metal Removal using Activated Bamboo and Periwinkle Shell, a Case Study of Cr (III) ion. GJRE [Internet]. 2019 May 15 [cited 2024 May 6];19(C2):35-57. Available from: https://engineeringresearch.org/index.php/GJRE/article/view/1970