Muhamed H. Abood, Dr., Ayad A. Ghaidan, and Mahmood H. Ali. “Stress Analysis of Centrifugal Fan Impellers”. Al-Rafidain Engineering Journal (AREJ) 20, no. 6 (December 1, 2012): 60–69. Accessed September 17, 2025. https://ojs.uomosul.edu.iq/index.php/arej/article/view/30462.