8LI Ying, Trillo E A, Murr L E. Friction stir welding of aluminum alloy 2024 to silver[J]. Journal of Materials Science Letters, 2000, 19(12): 1047- 1051.
9Murr L E, LI Ying, Flores R D, et al. Intercalation vortices and related microstructural features in the friction-stir welding of dissimilar metals[J]. Mat Res Innovat, 1998, 2(3): 150-163.
10Murr L E. Fundamental issues and industrial application of friction stir welding[J]. Mat Tech & Adv Perf Mat, 2000, 5(1): 37-48.