MUSA HASSAN, O. A. OSHA, I. M MUHAMMAD, A. M. LAWAL, and I. S. MUHAMMAD. “Development and Application of Chitosan Extracted from Crab Shell for Water Purification”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, vol. 8, no. 11, Nov. 2022, pp. 92-99, doi:10.31695/IJASRE.2022.8.11.10.