1. Effect of arc force on defect formation in GTA welding;Savage;Weld. J.,1979
2. Influence of arc pressure on weld pool geometry;Lin;Weld. J.,1985
3. Factors affecting variable weld penetration;Mills;Int. Mater. Rev.,1990
4. Penetration and defect formation in high current arc welding;Mendez;Weld. J.,2003
5. Toward a unified model to prevent humping defects in gas tungsten arc welding;DebRoy;Weld. J.,2006