1. Wilkins, D.J., Eisenmann, J.R., Camin, R.A. and Margolis, W.S., “Characterizing Delamination Growth in Graphite-Epoxy,” Damage in Composite Materials, ed. K.L. Reifsneider, Amer. Soc. Test. and Mat., Philadelphia, ASTM STP 775, 168–183 (1982).
2. Davies, P., “Interlaminar Fracture Testing of Composites,” Technical Report, European Group on Fracture: Polymers and Composites Task Group, protocol for joint round robin EGF/ASTM/JIS (April 1990).
3. Gray, T.G.F., McKelvie, J., MacKenzie, P.M. andWalker, C.A., “Interferometric Measurement of
J for Arbitrary Geometry and Loading,”Int. J. Fract.,24:R,109–114 (1984).
4. Sutton, M.A., Turner, J.L., Chao, Y.J., Bruck, H.A. andChae, T.L., “Experimental Investigations of Three-Dimensional Effects near a Crack Tip Using Computer Vision,”Int. J. Fract.,53,201–228 (1992).
5. Creath, K., “Phase-measurement Interferometry Techniques,”Progress in Optics, ed. E. Wolf, Elsevier Science Publishers, Amsterdam,XXVI, p.349–393 (1986).