1. Special Report No. 92;J.H. Flux,1965
2. A.W. Cramb and M. Byrne, “Steelmaking and Casting Practices for High Quality Interstitial-Free Steels,” Metallurgy of Vacuum-Degassed Steel Products, ed. R. Pradhan (Warrendale PA: TMS, 1990), pp. 3–28.
3. H.P. Haastert and Erich Hoftken, “Development and State of the Art of the RH Process in the Thyssen Stahl AG Steelworks,” Metallurgical Plant & Technology, 11 (6) (1988), pp. 14–21.
4. A.J. Boucek, M.L. Kostic, II and D.E. Baker, “Processing and Properties of ULC Stabilized Steels,” 31st Mechanical Working and Steel Processing Conference Proceedings (Warrendale, PA: ISS, 1989), pp. 533–546.
5. I. Gupta and D. Bhattacharya, “Metallurgy of Formable Vacuum Degassed Interstitial Free Steels,” Metallurgy of Vacuum-Degassed Steel Products, ed. R. Pradhan (Warrendale PA: TMS, 1990), pp. 43–72.