1. Stresses in a plate due to the presence of cracks and sharp corners;Inglis,1913
2. The distribution of stress in the neighborhood of a crack in an elastic solid;Sneddon,1946
3. Analysis of stresses and strains near the end of a crack transversing a plate;Irwin,1957
4. Bearing pressures and cracks;Westergaard,1939
5. On the stress distribution at the base of a stationary crack;Williams,1957