1. Geoffroy, C. J., Mém. Acad. Paris, 1729, p. 68. Cf.
2. History of Analytical Chemistry;Szabadváry,1966
3. The Principles of Chemical Equilibrium;Denbigh,1968
4. The Foundations of Chemical Kinetic;Benson,1960
5. Chemical Applications of Potentiometry;Rossotti,1969