Lama, Sumaya Assanousi Eshtiwi. “Water Contamination by Heavy Metals and Their Toxic Effect”. Stallion Journal for Multidisciplinary Associated Research Studies 1, no. 1 (February 28, 2022): 65–71. Accessed April 14, 2025. https://sjmars.com/index.php/sjmars/article/view/102.