1. Mahoney, M.W., Rhodes, C.G., Flintoff, J.G., Spurling, R.A., and Bingel, W.H., “Properties of Friction-stir-welded 7075 T651 Aluminium”, Metallurgical and Materials Transactions A, Volume 29A, July 1998.
2. Boon, T., Thomas, W.M., and Temple-Smith, P., “Friction welding apparatus and method”, Patent No. US 6,325,273 B1 (priority date December 6, 1996).
3. Andersson, C.G., Andrews, R.E., Dance, B.G.I., Russell, M.J., Olden, E.J., and Sanderson, R.M., “A comparison of copper canister fabrication by the electron beam and friction stir processes”. Swedish Nuclear Fuel and Waste Management Co (SKB) and TWI. 1st FSW Symposium, 14–16 June 1999, Thousand Oaks, California, USA.
4. Colligan, K.J., Fisher, J.J., Gover, E.J., and Pickens, J.R., “Friction stir welding in the advanced amphibious assault vehicle”, Advanced Materials and Processes, September 2002.
5. Arbegast, W.J., and Hartley, P.J., “Friction stir weld Technology Development at Lockheed Martin Michoud Space System-An Overview”, Trends in Welding research 1–5 June 1998, Pine Mountain, Georgia, USA.