1. A simple estimation model for a centre cracked panel in tension;Schwalbe,1983
2. Murakami Y et al., editors. Stress intensity factors handbook, vols. 1 and 2, 1987 [vol. 3, 1992, vol. 4 und 5, 2001 (1987–2001)].
3. R6-Rev. 4. Assessment of the integrity of structures containing defects. Revision 4. Gloucester (UK): British Energy Generation Ltd. and Barnwood (Glochester): EDF Energy Nuclear Generation Ltd.; 2001.
4. BS7910. Guide to methods for assessing the acceptability of flaws in metallic structures. London: The British Standards Institution (BSI) Standards Publ.; 2013.
5. Some remarks on elastic crack-tip fields;Rice;Int J Solids Struct,1972