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2. A. J. McEvely and R. H. Bush:Trans. ASM, 1962, vol. 55, p. 654.
3. T. Terazawa, H. Higashiyama, and S. Sekino:Toward Improved Ductility and Toughness, Kyoto International Conference, p. 101, BISI Translation 10937, 1971.
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