1. Recent advances on the application of digital computers in experimental evaluation of stress field parameters in fracture mechanics;Ramesh;J. Aero. Soc. India,1994
2. A critical reexamination of Westergaard method for solving opening mode crack problems;Sanford;Mech. Res. Communications,1979
3. On the stress distribution at the base of a stationary crack;Williams;Trans. ASME, J. appl. Mech.,1956
4. Shadow optical method of caustics;Kalthoff,1987
5. Mechanical response of materials;Atluri,1987