1. W.M. Thomas, E.D. Nicholas, J.C. Need ham, M.G. Murch, P. Templesmith, C.J. Dawes, “Friction stir butt welding” International patent application no. PCT/GB92/02203 and GB patent application no. 9125978.8, 6 December 1991.
2. Effect of welding imperfections and residual stresses on the fatigue crack propagation in friction stir welded joints;Dalle Donne,2000
3. Pitting and stress corrosion cracking resistance of friction stir welded AA 5083;Zucchi;Materials Corrosion,2001
4. Synchrotron X-ray residual strain scanning of a friction stir weld;Webster;Journal of Strain Analysis,2000
5. A study of residual stresses and microstructure in 2024-T3 aluminum friction stir butt welds;Sutton;Journal of Engineering Materials and Technology ASME,2002