1. L. N. Vasil’ev, V. V. Kaminskii, and Sh. Lani, Fiz. Tverd. Tela, 39, No. 3, 577–579 (1997).
2. A. I. Deryagin, Micromechanisms of Plasticity, Fraction, and Accompanying Phenomena [in Russian], Publishing House of Tambov University, Tambov (1996).
3. V. M. Egorov, B. I. Smirnov, V. V. Shpeizman, et al., Fiz. Tverd. Tela, 38, No. 7, 2214–2219 (1996).
4. A. E. Ermakov, E. E. Yurchikov, and V. A. Barinov, Fiz. Met. Metalloved., 52, No. 6, 1184–1193 (1981).
5. E. Gaffet, Nanostruct. Mater., 5, No. 4, 393–409 (1995).