1. Thomas WM, Nicholas ED, Needham JC, Murch MG, TempleSmith P, Dawes CJ. The welding institute, TWI, international patent application no. PCT/GB92/02203 and GB patent application no. 9125978.8; 1991.
2. Friction stir welding demonstrated for combat vehicle construction;Colligan;Weld J,2003
3. Effects of friction stir welding on microstructure of 7075 aluminum;Rhodes;Scr Mater,1997
4. Grain refinement of 1050 aluminum alloy by friction stir processing;Saito;J Mater Sci Lett,2001
5. Finite element modeling of friction stir welding—thermal and thermomechanical analysis;Chen;Int J Mach Tools Manuf,2003