Hussein, H., S. Farag Ibrahim, K. Kandeel, and H. Moawad. “Biosorption of Heavy Metals from Waste Water Using Pseudomonas Sp”. Electronic Journal of Biotechnology, vol. 7, no. 1, Apr. 2004, pp. 0-0, https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/v7n1-2.