1. Aluminum Industry Technology Roadmap (Washington, D.C.: Aluminum Assoc., 1997).
2. R.P. Pawlek, “Inert Anodes for the Primary Aluminum Industry: An Update,” Light Metals 1996, ed. W. Hale (Warrendale, PA: TMS, 1996), pp. 243–248.
3. C.M. Hall, “Process of Reducing Aluminum from Its Fluoride Salts by Electrolysis,” U.S. patent 400,644 (2 April 1889).
4. W.S. Williams, “Transition Metal Carbides, Nitrides, and Borides for Electronic Applications,” JOM, 49 (3) (1997), pp. 38–42.
5. S. Jin, “Recent Advances in Electrically Conductive Materials,” JOM, 49 (3) (1997), p. 37.