Aslman, A. A., Takhakh, A. M., & Resan, K. K. (2016). Study the Mechanical Properties and Numerical Evaluation of Friction Stir Processing (FSP) for 6061-T6 Aluminum Alloys. Nahrain University College of Engineering Journal, 19(2), 255-264. https://oldjournal.eng.nahrainuniv.edu.iq/index.php/main/article/view/19