1. James, MN. Some unresolved issues with fatigue crack closure – measurement, mechanism and interpretation problems. Ninth International Conference on Fracture 1997; 5: 2403–2414, Pergamon Press, Sydney, Australia.
2. Image Correlation for Shape, Motion and Deformation Measurements: Basic Concepts, Theory and Applications;Sutton,2009
3. Thomson W (Lord Kelvin). On the thermoelastic, thermomagnetic, and pyroelectric properties of matters. Phil Mag 1878; 5: 4–27.
4. Applications of digital-image correlation technique to experimental mechanics;Chu;Exp Mech,1985
5. Fracture Mechanics;Ewalds,1991