1. 2) N.G. BOCHKOV, M.V. GUTNIK,. and Ya. S. GALLAI Stal', (1972), p.1016
2. 3) J.B. LEAN, Trans. ISIJ, 11 (1971), p.733
3. 9) “Physical canstants of same comercial steels at elevated temperature” (1979) p.1953 [Butterwarths seientie publication] (1953)