1. M. Whitfield, Ion Selective Electrodes for the Analysis of Natural Waters, Ch. 9, Australian Marines Sciences Association, Sydney, 1971, p. 101
2. W. Stumm, J.J. Morgan, Aquatic Chemistry. An Introduction Emphasizing Chemical Equilibria in Natural Waters, Ch. 7, 2nd ed., Wiley, New York, 1983, p. 418
3. R.C. Aller, in: P. McCall, M.J.S. Tevesz (Eds.), Animal-Sediment Relations. The Biogenic Alteration of Sediments, Ch. 2, Plenum Press, New York, 1982, p. 53
4. W. Stumm, J.J. Morgan, Aquatic Chemistry. Chemical Equilibria and Rates in Natural Waters, 3rd ed., Wiley, New York, Ch. 8, 1996, p. 425
5. E
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