1. M. K. Kassir and G. C. Sih, “Three Dimensional Crack Problems,” Noordhoff International Publishing, Lyden (1975).
2. R. P. Srivastav and D. Lee, Axisymmetric external crack problems for media with cylindrical cavities, Int. J. Eng. Sci. 10:217 (1972).
3. M. Lowengrub and I. N. Sneddon, The solution of a pair of dual integral equations, Proceedings of Glasgow Mathematical Association 6: 14 (1963).
4. A. Erdelyi, ed., “Tables of Integral Transforms, Vol. I,” McGraw-Hill Inc., New York (1954).
5. W. Nowacki, “Thermoelasticity,” Pergamon Press, Oxford, England (1962).