1. N. Urata, K. Mori, and H. Ikeuchi, “Behavior of Bath and Molten Metal in Aluminum Electrolytic Cell,” Kaikinzoku (Light Metals, Japan) Vol. 26, No. 11, 1976, pp. 573.
2. Schmitt-Hatting, “Investigations of Noise in Aluminum Electrolysis Cells,” AIME Annual Meeting, New York, 1975.
3. K. Mori, K. Shiota, N. Urata, and H. Ikeuchi, “The Surface Oscillation of Liquid Metal in Aluminum Reduction Cells,” Light Metals, Vol. 1, 1976, pp. 77.
4. S. Matsui and A. Era, “Measurement of Metal Imbalance in Aluminum Reduction Cell,” Light Metals 1982, pp. 373.
5. S. Cherchi and G. Degan, “Oscillation of Liquid Aluminium in Industrial Reduction Cell,” Light Metals 1983, pp. 457.