Alsaati, A., اکرم, W. J.Ali, د., F. M.Alkaissy, and السید. “FRICTION TECHNIQUE FOR DETERMINING FORMING LIMIT CURVES”. Al-Rafidain Engineering Journal (AREJ) 14, no. 4 (December 28, 2006): 11–23. Accessed August 3, 2025. https://rjps.uomosul.edu.iq/index.php/arej/article/view/9228.