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3. ‘Inherent Stress Biaxiality in Various Fracture Specimen Geometries’;Leevers;International Journal of Fracture,1982
4. Bilby, B.A., Cardew, G.E., Goldthorpe, M.R. and Howard, I.C., ‘A Finite Element Investigation of the Effect of Specimen Geometry on the Fields of Stress and Strain at the Tips of Stationary Cracks’, Size and Effects in Fracture, Conference Proceedings, Farnborough. Published by Institution of Mechanical Engineers, 1986
5. Harlin, G. and Willis, J.R., ‘The Influence of Crack Size on the Ductile to Brittle Transition’, Proceedings of the Royal Society of London, A415, 1988, pp. 197-226