1. E. N. Chumachenko, O. M. Smirnov, and M. A. Tsepin, Superplasticity: Materials, Theory, Technology [in Russian], Kom Kniga, Moscow (2009).
2. O. M. Smirnov, Metal-Shaping in the State of Superplasticity [in Russian], Mashinostroenie, Moscow (1979).