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2. A. J. Lena and F. A. Malagari: Stainless Steels and Hot Work Die Steels for High Strength Applications; presented at AIME Conference on Quality Requirements of Super Duty Steels, Pittsburgh, May 1958.
3. M. E. Carruthers: Precipitation Hardening Stainless Steels; presented at joint meeting of the ASM and AWS, Los Angeles, January 1956.
4. M. Hansen: Constitution of Binary Alloys; McGraw-Hill Book Co., 1958.
5. G. N. Goller and W. C. Clarke, Jr.: New Precipitation-Hardening Stainless Steels; Iron Age, vol. 165, March 1950.