Friction Stir Spot Welding between Copper and AA6061-T6 with the Aid of Interlayer: An Experimental Study. Tikrit j. eng. sci. [Internet]. 2025 Mar. 8 [cited 2026 Sep. 9];32(1):1-13. Available from: https://www.tj-es.com/ojs/index.php/tjes/article/view/1538