1.
Studying the Factors Effect on the Flowability of (ZnO – CuO/ Al2O3) Catalyst with Blending of Different Lubricants through Hopper. alkej. 2009;5(4):18-24. Accessed April 3, 2025. https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/579