1. M. Sørlie and H.A. Øye: Cathodes in Aluminium Electrolysis, 3rd ed., Aluminium-Verlag GmbH, Düsseldorf, Germany, 2010.
2. C. Schøning, T. Grande, and O.-J. Siljan: Light Met., 1999, pp. 231–38.
3. A.V. Forlov, A.O. Gusev, N.I. Shurov, N.P. Kulik, L.V. Sitnikov, L.M. Babushkina, V.P. Stepanov, Y.P. Zaikov, A.P. Khramov, and V.B. Malkov: Light Met., 2006, pp. 645–49.
4. O.-J. Siljan, C. Schøning, and T. Grande: JOM, 2002, vol. 54 (5), pp. 46–54, 63.
5. C. Schøning and T. Grande: JOM, 2006, vol. 58, no. 2, pp. 58–61.