1. 1) H. B. Cary and S. C. Helzer ; Modern Welding Technology (Pearson Education, USA 2005).
2. 2) M. Iidaka, S. Arai, N. Kaneko, N. Shinohara, I. Shohji, M. Uenishi and N. Otomo ; Proc. of the 110th Annual Conference of SFSJ, p. 14 (2004).
3. 4) I. Shohji, S. Arai, N. Kano, N. Otomo and M. Uenishi ; Key Engineering Materials, in print.
4. 5) T. B. Massalski ; Binary Alloy Phase Diagrams (ASM International, USA 2001).