1. B.C. Kim et al., 1989, “Local Brittle Zone of Offshore Structural Steel Welds,” Journal of KWS, Vol. 7, No. 2, pp. 35–48.
2. D.Y. Lyu, S.H. Chung and H. Takahashi, 1989, “A Study on Fracture Strength Evaluation of Steel Welded Joint by Small Punch Test I,” Journal of KWS, Vol. 7, No. 3, pp. 28–35.
3. H. Takahashi, T. Shoji and M. Suzuki, 1987, “JAERI-memo,” Japan Atomic Energy Research Institute, pp. 1–37.
4. J.F. Lancaster, 1980, “Metallurgy of Weiding,” 3rd Edit., George Allen & Unwin, pp. 131–134.
5. J.K. Lim and S.H. Chung, 1984, “Study on Fracture Toughness and Heat Input in Weld HAZ of Cr-Mo Steel,” Journal of KWS, Vol. 2, No. 2, pp. 54–61.