1. D. M. Klimov, “Mechanics is the Basis of Engineering and Rational Nature Management,” Vestnik RAS 77(5), 452–459 (2007) [Herald Russ. Acad. Sci. (Engl. Transl.) 77 (3), 292–298 (2007)].
2. A. I. Bunimovich and G. E. Yakunina, “On the Shape of Minimum-Resistance Solids of Revolution Moving in Plastically Compressible and Elastic-Plastic Media,” Prikl. Mat. Mekh. 51(3), 496–503 (1987) [J. Appl. Math. Mech. (Engl. Transl.) 51 (3), 386–392 (1987)].
3. G. E. Yakunina, “On the Optimal Shapes of Bodies Moving in Dense Media,” Dokl. Akad. Nauk 405(4), 484–488 (2005) [Dokl. Phys. (Engl. Transl.) 50 (12), 650–654 (2005)].
4. M. J. Forrestal and D. Y. Tzou, “A Spherical Cavity-Expansion Penetration Model for Concrete Targets,” Intern. J. Solids and Structures 34(31–32), 4127–4146 (1997).
5. M. J. Forrestal, B. S. Altman, J. D. Cargile, and S. J. Hanchak, “An Empirical Equation for Penetration Depth of Ogive-Nose Projectiles into Concrete Targets,” Intern. J. Impact Eng. 15(4), 395–405 (1994).