“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, vol. 32, no. 3, June 2024, pp. 241-65, https://doi.org/10.29196/52exs443.