D.Younis, Dr.A. “The Effect of Drawing Ratio in Deep Drawing Process on Thickness Distribution Along the Cup”. Al-Rafidain Engineering Journal (AREJ) 18, no. 4 (August 28, 2010): 81–86. Accessed September 7, 2025. https://jamh.uomosul.edu.iq/index.php/arej/article/view/31193.