1. A. Seidell:Solubilities of Inorganic and Metal Organic Compounds, vols. I & II, Van Nostrand, New York, 1958, 1965.
2. V. G. Chukhlansev:Zh. Neorg. Khim., 1956, vol. 1, pp. 1975–82.
3. V. G. Chukhlansev:Zh. Anal. Khim., 1956, vol. 11, pp. 529–35.
4. L. G. Sillen and A. E. Martell:Stability Constants of Metal-Ion Complexes, The Chemical Society Special Publication No. 17, 1964.
5. D. D. Wagmanet al: Selected Values of Chemical Thermodynamic Properties, U.S. National Bureau of Standards, Technical Note 270 Parts 3, 4 and 6, 1968, 1969, 1971.