1. Material Properties Handbook: Titanium Alloys;Boyer R,2007
2. Titanium: A Technical Guide;Donachie Junior MJ,2000
3. Titanium and Titanium Alloys: Fundamentals and Applications;Leyens C,2003
4. Plasma arc welding for large titanium aerospace structures;Langford G;SAE Technical Paper,1966
5. Investigation of the effect of welding parameters on weld quality of plasma arc keyhole welding of structural steels;Martikainen JK;Welding Research Supplement,1993