1. F. Froes, C. Yolton, J. Chesnutt, C. Hamilton: Forging and Properties of Aerospace Materials (The Chameleon Press, London 1978), p.371.
2. G.A. Salishchev, R.M. Galeyev, S.P. Malysheva, O.R. Valiakhmetov: Mater. Sci. Forum Vol. 233-245 (1997), p.585.
3. G. Salishchev, R. Galeyev, O, Valiakhmetov, S. Zherebtsov, S. Mironov, S. Malysheva, A. Smyslov, E. Safin: 9th World Conference on Titanium (CRISM Prometey, Saint-Peterburg), Vol. II (2000), p.651.
4. G.A. Salishchev, M.A. Murzinova, S.V. Zherebtsov, R.M. Galeyev, O.R. Valiakhmetov: Ultrafine Grained Materials II (TMS, Warrendale, PA 2002), p.113.
5. H. Inagaki: Z. Metallkd. Vol. 86 (1995), p.643.