1. American National Standards Institute (ANSI)/American Society of Mechanical Engineers (ASME), 1984. B31G Manual for Determining the Remaining Strength of Corroded Pipelines.
2. American Society of Mechanical Engineers Boiler and Pressure Vessel Code, 1992 ed., Section XI, Appendix H, July.
3. American Society of Mechanical Engineers Boiler and Pressure Vessel Code, 1995 ed., Code Case N-480.
4. Folias, E.S., 1964. The stresses in a cylindrical shell containing an axial crack, ARL 64–174, Aerospace Research Laboratories, October.
5. On the effect of initial curvature on cracked flat sheets;Folias;Int. J. Fract. Mech.,1969