1. H. Neuber, Stress Concentration [Russian translation], Moscow-Leningrad (1947).
2. G. N. Savin, Stress Distribution around Holes [in Russian], Kiev (1968).
3. G. N. Savin and V. I. Tul'chii, Textbook on Stress Concentration [in Russian], Kiev (1976).
4. B. P. Kishkin, Structural Strength of Materials [in Russian], Moscow (1976).
5. B. E. Pobedrya, Numerical Methods in Theory of Elasticity and Plasticity [in Russian], Moscow (1981).