%0 conference lecture %@ %A Esteves, J.V.,Amancio, S.,dos Santos, J.F.,Canto, L.B.,Hage, E.jr. %D 2012 %J 65th Annual Assembly of the International Institute of Welding %N %P %T Friction Spot Joining of Aluminum 6181-T4 and Carbon Fiber Reinforced PPS: Effects of Process Parameters on Microstructure and Strength %U %X