Reference Label	Details
CODATA Key Vals	J. D. Cox, D. D. Wagman, and V. A. Medvedev, "CODATA Key Values for Thermodynamics", Hemisphere: New York 1989
Bezboruah 1973	C. P. Bezboruah, M. F. Camoes, A. K. Covington, and J. V. Dobson, J. Chem. Soc. Faraday Trans. I 69, 949-962 (1973) Enthalpy of Ionization of Water from Electro-motive Force Measurements