Jalal Ali, W., and M. S. Al-Dabbagh. “Effect of Fluidized Bed Material at Different Temperatures on the Wear of the Immersed Metal Surfaces”. Al-Rafidain Engineering Journal (AREJ), vol. 16, no. 2, Apr. 2008, pp. 21-29, doi:10.33899/rengj.2008.44556.