1. M. P. Savruk, Two-Dimensional Problems of Elasticity for Solids with Cracks [in Russian], Naukova Dumka, Kiev (1981).
2. V. V. Panasyuk, M. P. Savruk, and A. P. Datsyshin, Stress Distribution Around a Crack in Plates and Shells [in Russian], Naukova Dumka, Kiev (1976).
3. V. A. Osadchuk, Stress-Strain State and the Limit Equilibrium of Shells with Cuts [in Russian], Naukova Dumka, Kiev (1985).