Abd Abdullah Gamal, Saddaa, and صداع. “Preparation of Poly (acro-Yellow Hydroxamic Acid) from the Polymer (methyl Acrylate) and Study Use It in the Water Purification from Heavy Metal Elements”. Journal of Education and Science (JES) 26, no. 5 (December 1, 2013): 314–324. Accessed August 4, 2025. https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17175.