1. K. Grjotheim and H. Kvande: Introduction to Aluminium Electrolysis, Aluminium-Verlag, Düsseldorf, 1993.
2. K. Grjotheim, C. Krohn, M. Malinovsky, K. Matiasovsky, and J. Thonstad: Aluminium Electrolysis—Fundamentals of the Hall-Héroult Process, 2nd ed., Aluminium-Verlag, Düsseldorf, 1982.
3. K. Grjotheim and B.J. Welch: Aluminium Smelter Technology, 2nd ed., Aluminium-Verlag, Düsseldorf, 1988.
4. J. Zoric, I. Rousar, J. Thonstad, and Z. Kuang: J. Appl. Electrochem., 1996, vol. 26, p. 795.
5. Z. Kuang and J. Thonstad: J. Appl. Electrochem., 1996, vol. 26, pp. 481–86.