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4. Wiese, W.L., Martin, G.A.: 1981, “Handbook of Chemistry and Physics,” 62nd ed., edited by R. C. Weast and M. J. Astle, Chemical Rubber, Boca Raton, FL, p. E335; and, 1980, Nat. Stand. Ref. Data Ser., Nat. Bur. Stand. (U.S.) 68, Part I I ( U.S. Government Printing Office, Washington, D.C. ).
5. Wiese, W.L., Fuhr, J.R.: 1975, J. Phys. Chem. Ref. Data 4, p. 263.