Muhammad Nmaya, M., M. A. Agam, H. M. Matias-Peralta, J. A. Yabagi, and M. I. Kimpa. “Freshwater Green Microalga for Bioremediation of River Melaka Heavy-Metals Contamination”. Journal of Science and Technology, Vol. 9, no. 3, Dec. 2017, https://publisher.uthm.edu.my/ojs/index.php/JST/article/view/2157.