Muhammad Nmaya, Muhammad, Mohd Arif Agam, Hazel Monica Matias-Peralta, Jibrin Alhaji Yabagi, and Mohammed Isah Kimpa. “Freshwater Green Microalga for Bioremediation of River Melaka Heavy-Metals Contamination”. Journal of Science and Technology 9, no. 3 (December 28, 2017). Accessed May 25, 2020. https://publisher.uthm.edu.my/ojs/index.php/JST/article/view/2157.