1) A. Seidell, W. F. Linke, “Solubilities of Inorganic and Metal Organic Compounds”, Vol.1, 4 th. ed., D. Van Nostrand Co. (1958), p. 635,660 : Vol.2, American Chem. Soc. (1965). p. 303,527.
2) H. Stephen, T. Stephen, “Solubilities of Inorganic and Organic Compounds”, Vol.1, Part. 1, Pergamon Press (1963). p. 249.