1. A. I. Pugin and G. A. Persovskii:Automatic Weld., 1963, vol. 16 (6), p. 12.
2. A. J. A. Parlane:Conf. on Residual Stresses in Welding Construction and Their Effects, R. W. Nickolas, ed., The Welding Institute, London, 1977, p. 63.
3. B. A. B. Andersson:J. Eng. Mater. Technol., 1978, vol. 100, p. 356.
4. K. Masubuchi:Analysis of Welded Structures, Pergamon Press, 1980, ch. 3-5.
5. E. Procter:Residual Stresses, The Welding Institute, Cambridge, United Kingdom, 1981.