1. U. S. Congress, “Energy Policy and Conservation Act,” 1975.
2. S. S. Hecker: Report No. 1339, General Motors Corporation, Detroit, MI, February 16, 1973.
3. S. Hayami and T. Furukawa:Microalloying 75, Proceedings, Union Carbide Corporation, New York, NY, 1977, pp. 311–20.
4. M. S. Rashid: Report No. 2044, General Motors Corporation, Detroit, MI, February 25, 1976.
5. Formable HSLA and Dual-Phase Steels, A. T. Davenport, ed., The Metallurgical Society of AIME, New York, NY, 1977.