1. C. R. Taylor: Electric Furnace Steel Proceedings, vol. 8, pp. 91–97, AIME, New York, 1950.
2. W. Crafts and H. P. Rassbach: Electric Furnace Steel Proceedings, vol. 9, pp. 95–104, AIME, New York, 1951.
3. H. P. Rassbach and E. R. Saunders: Trans. Met. Soc. AIME, 1953, vol 197, pp. 1009–16.
4. D. C. Hilty, H. P. Rassbach, and W. Crafts: J. Iron and Steel Inst., 1955, vol. 180, pp. 116–28.
5. A. J. Texter: Electric Furnace Steel Proceedings, vol. 11, pp. 73–77, AIME, New York, 1953.