1. Friction welding – critical assessment of literature
2. Effect of friction welding parameters on mechanical and metallurgical properties of aluminium alloy 5052–A36 steel joint
3. ASM Handbook: Welding, Brazing and Soldering, Vol. 6; Olson , D.L. ; Siewert , T.A. ; Liu , S. ; Edwards , G.R. , Eds. December 1993 , ASM International : USA , pp. 150 – 154 .
4. ASM Handbook: Welding, Brazing and Soldering, Vol. 6 ; Olson , D.L. ; Siewert , T.A. ; Liu , S. ; Edwards , G.R. , Eds. December 1993 , ASM International : USA , pp. 315 – 317 .
5. Welding Handbook: Welding, Cutting and Related Processes, 6th Ed., section 3A ; Walter , S.A. , Ed. 1970 , AWS : USA , pp. 50.3 – 50.37 .