1. CEGB assessment procedure for defects in plant operating in the creep range;Ainsworth;Fatigue Fract Eng Mater Struct,1987
2. Boiler and pressure vessel code, section III, code case N-47, 1974 and ASME boiler and pressure vessel code, section III, division 1 – subsection NH, class 1 components in elevated temperature service;ASME,2001
3. Design and construction rules for mechanical components of FBR nuclear islands and high temperature applications;RCC-MR Code,2002
4. Assessment procedure for the high temperature response of structures, procedure R5 issue 3;R5,2003
5. Guide on methods for assessing the acceptability of flaws in metallic structures, incorporating amendment No. 1;BS7910:1999,2000