1. Adv. In Chem.;Griffith,1975
2. and in ?Adhesion Science and Technology,? Polym. Sci. Tech., ed. Plenum Press, N.Y., Vol. 9, p. 655 (1975).
3. Am. Chem. Soc;Gillham,1980
4. ?Mechanical Properties of Polymers and Composites,? Dekkar, New York (1974).