1. N. Caraco, J. Cole and G.E. Likens, Biogeochemistry 9 (1991) 277.
2. J.A. Davis and D.B. Kent, in: Mineral-Water Interface Geochemistry, eds. M.F. Hochella and A.F. White (Mineralogical Society of America, Washington, D.C., 1990) pp. 176–260.
3. P.J. Sheehan, D.M. Meyer, M.M. Sauer and D.J. Paustenbach, J. Toxicol. Environ. Health 32 (1991) 161.
4. U. Schwertmann and R.M. Taylor, in: Minerals in Soil Environments, eds. J.B. Dixon and S.B. Weed, Soil Science of America (Madison, WI, 1989) pp. 379–438.
5. K.L. Mesuere and W. Fish, Environ. Sci. Technol. 26 (1992) 2365.