1. Analysis of stresses and strains near the end of a crack tranversing a plate;Irwin;J. appl. Mech.,1957
2. Elasticity and Plasticity;Irwin,1958
3. Crack Problems in the Classical Theory of Elasticity;Sneddon,1969
4. Methods of Analysis and Solutions of Crack Problems,1973
5. Rectangular tensile sheet with symmetric edge cracks;Koiter;J. appl. Mech.,1965