1. G. I. Barenblatt and G. P. Cherepanov, “On the finiteness of stresses at the [leading] edge of an arbitrary crack,” J. Appl. Math. Mech., 25, No. 4, 1112–1115 (1961).
2. Yu. P. Zheltov and S. A. Khristianovich, ”Hydraulic fracturing of an oil-bearing bed,” Izv. AN SSSR, OTN, No. 5, 3–41 (1955).
3. A. A. Il’yushin, ”Some issues of plastic deformation theory,” Prikl. Mat. Mekh., 7, No. 4, 245–272 (1943).
4. A. A. Kaminsky and D. A. Gavrilov, Stress Rupture of Polymeric and Composite Materials with Cracks [in Russian], Naukova Dumka, Kyiv (1992).
5. A. A. Kaminsky, G. I. Usikova, E. E. Kurchakov, E. A. Dmitrieva, and S. P. Doroshenko, ”Experimental study of the plastic zone near a crack tip,” Probl. Mashinostr. Avtomatiz., No. 6, 79–85 (1991).