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2. E. C. Titchmarsh, Introduction to the theory of Fourier integrals, Oxford Press, 1937
3. The moving Griffith crack;Yoffe, Elizabeth H.;Philos. Mag. (7),1951
4. J. D. Eshelby, Uniformly moving dislocations, Proc. Phys. Soc., 62, part 5, No. 353A, 1949