1. R. W. Gurney, Ionic Processes in Solution (Dover, New York, 1962), p. 275.
2. P. W. Atkins and J. de Paula, Physical Chemistry, 7th ed. (Freeman, 2002), p. 239.
3. J. Wong and C. A. Angell, Glass: Structure by Spectroscopy (Marcel Dekker, New York, 1976), Chap. 6, p. 864, see http://www.public.asu.edu/angell.
4. The electrochemical series of elements in the Na2O·2SiO2 glass melt
5. Electron free energy levels in oxidic solutions: relating oxidation potentials in aqueous and non-aqueous systems