1. Sih, G.C. Handbook of stress intensity factors. Lehigh University Bethlehem, Pennsylvania, (1973).
2. Tada, H., Paris, P. and Irwin, G. The stress analysis of cracks handbook. Del research corp. Hellertown, Pennsylvania (1973).
3. Rooke, D.P. and Cartwright, D.J. Compendium of stress intensity factors, London, HMSO (1976).
4. Murakami, Y. Stress intensity factors handbook. (2 Vols), Pergamon Press (1987).
5. Bueckner, H.F. The propagation of cracks and the energy of elastic deformation. Trans ASME, 80E, 1225–1230 (1958).