1. Crack-extension force for a part-through crack in a plate;Irwin;J. appl. Mech.,1962
2. Stress analysis of cracks;Paris,1965
3. Stress intensity factors for a semi-elliptical surface flaw;Smith,1966
4. Stress intensity magnification factors for surface-flawed tension plate and notched round tension bar;Kobayashi,1969
5. A semiempirical fracture analysis for small surface cracks;Orange;NASA TN D-5340,1969