1. See, e.g. Proc. ARPA/AFML Rev. of Progress in Quantitative NDE, AFML-TR-78-205, AFML-TR-79-. Rockwell International Science Center.
2. Fracture of crystalline solids with an infinite row of colinear cracks as a result of plastic flow;Yokobori;Int. J. Fracture,1965
3. Asymptotic approximations to crack problems;Benthem,1973
4. Integral transformation methods;Sneddon,1973
5. Method of Laurent series expansion for internal crack problems;Isida,1973