1. G.V. Kurdyumov, L.M. Utevskii and R.I. Entin, Transformations in Iron and Steel, Nauka, Moscow, 1977 (in Russian).
2. M.L. Bernshtein, V.A. Zaymovskii and L.M. Kaputkina, Thermome-chanical Steel Treatment, Metallurgiya, Moscow, 1983 (in Russian).
3. Uber die Umwandlung des Austenit in geharten Stahle;Scheil;Z. anorg. Chem.,1929
4. About the effect of austenite grain size on martensitic transformation in steel;Gaydukov;Dokl. AN SSSR,1977
5. E.P. Pechkovskii and V.I. Trefilov, The Effect of Austenite Structure on Martensitic Transformation in Fe-based Alloys, Inst. Metallophys. AN USSR, Kiev, 1971 (in Russian).