1. A. A. Il’yushin, ”Some issues of plastic deformation theory,” Prikl. Mat. Mekh., No. 4, 245–272 (1943).
2. E. E. Kurchakov, ”Stress-strain relation for nonlinear anisotropic medium,” Int. Appl. Mech., 15, No. 9, 803–807 (1979).
3. V. Z. Parton and E. M. Morozov, Mechanics of Elastic-Plastic Fracture, Hemisphere, Washington (1989).
4. J. Rice, “Mathematical methods in fracture mechanics,” in: H. Liebowitz (ed.), Fracture, Vol. 2: Mathematical Fundamentals, Academic Press, New York (1971).
5. M. P. Savruk and A. M. Danilovich, ”Slip-band propagation at the tip of an edge crack during plastic deformation,” Int. Appl. Mech., 30, No. 1, 48–52 (1994).