1. A. Nadai, Plasticity and Fracture of Solids [Russian translation], IL, Moscow (1954).
2. G. P. Cherepanov, ?An elastoplastic problem in antiplanar strain conditions,? Prikl. Mat. Mekh.,26, No. 4, 697?708 (1962).
3. B. V. Kostrov and L. V. Nikitin, ?A longitudinal shear crack with an infinitely narrow plastic zone,? Prikl. Mat. Mekh.,31, No. 2, 334?336 (1967).
4. P. M. Vitvitskii and V. A. Kriven', ?Structure of plastic zones at the crack tip in antiplanar deformation,? Dokl. Akad. Nauk Ukr. SSR, Ser. A, No. 4, 31?36 (1981).
5. V. A. Kriven', ?Generalization of representations of the plasticity zone in antiplanar deformation of ideally elastoplastic bodies with a sharp-tip stress raiser,? Dokl. Akad. Nauk Ukr. SSR, Ser. A, No. 2, 31?34 (1983).