1. G.J. McDougall and R.D. Hancock:Gold Bull., 1981, vol. 14, pp. 138–53.
2. R. E. Panzer and P. L. Elving:Electrochemica Acta, 1975, vol. 20, pp. 635–47.
3. H. Jankowska, S. Neffe, and A. Swiatkowski:Electrochemica Acta, 1981, vol. 26(9), pp. 39–49.
4. C.A. Fleming and M.J. Nicol:J. S. Afr. Inst. Min. Metall., 1984, vol. 84, pp. 85–93.
5. F. E. Bernadin:Proc. 4th Mid-Atlantic Industrial Waste Conf., Newark, DE, 1970, pp. 203–28.