1. “Historical Development of Welding (2006), http://www.keytometals.com/page.aspx?ID=CheckArticle&site=kts&NM=186. - Google Search.”
2. Effect of the processing parameters of friction stir processing on the microstructure and mechanical properties of 6063 aluminum alloy;Zhao;Mater Sci Eng A,2019
3. Characterisation of electron beam welded aluminium alloys;Çam;Sci Technol Weld Join,1999
4. Microstructural issues in a friction-stir-welded aluminum alloy;Flores;Scr Mater,1998
5. W. M. Thomas, E. D. Nicholas, J. C. Needham, M. G. Murch, P. Temple-Smith, and C. J. Dawes, “Improvements relating to friction welding,” 1994, 1-11.