1. J.D. Birchall, in: Aluminium in Biology and Medicine, CIBA Foundation Symposium 169, Wiley, Chichester, 1992, p. 50
2. C.C. Perry, in: S. Mann, J. Webb, R.J.P. Williams, (Eds.), Biomineralisation, Chemical and Biological Perspectives, VCH, Weinheim, Ch. 8, 1989, p. 233
3. Acute toxicity of aluminium to fish eliminated in silicon-rich acid waters