2024. Comparison Among Three Adsorbent Materials Al2O3/ Aloe vera Gum ‎Nanocomposites, Al2O3 Nanoparticles, and Fly Ash to Phosphate ‎Removal from Tigris River. Journal of University of Babylon for Engineering Sciences. 32, 3 (Jun. 2024), 241–265. DOI:https://doi.org/10.29196/52exs443.