Abd Elnabi, M. M., T. A. E. Osman, A. E. El Mokadem, and A. B. Elshalakany . “Modeling and Optimization of Friction Stir Welding Parameters for Joining Dissimilar Aluminum Alloys”. Advanced Journal of Graduate Research, vol. 4, no. 1, Apr. 2018, pp. 1-14, doi:10.21467/ajgr.4.1.1-14.