1. J. Z. Briggs and T. D. Parker: “The Super 12 pct Cr Steels”, Climax Molybdenum Company, New York, NY, 1965.
2. R.A. Lula:Metal Prog., July 1976, p. 24.
3. A. P. Bond, O. Jarleborg, and N. Schmidt: “New Developments in Stainless Cr-Mo Steels”, Dechema Monographs, 1974, p. 76.
4. F.B. Pickering:International Metals Reviews, 1976, vol. 211, p. 227.
5. J. E. Truman, R. Perry, and G. N. Chapman:J. Iron and Steel Inst., 1964, vol. 202, p. 745.