H. Sulaymon, Abbas, and Rasha Habeb Salman. “A Quantitative Analysis of the Mixing of Three Solids Different in Density by an Air Fluidized Bed”. Iraqi Journal of Chemical and Petroleum Engineering 9, no. 1 (March 30, 2008): 1–8. Accessed May 3, 2025. https://www.ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/423.