project "Eurospec - Access to Research Spectroscopic Data and Associated Chemical Knowledge - GTC1-2001-43000.”

ED22. J.S. Chickos, W.E. Acree, Jr., J.F. Liebman and Students of CHEM 202, University of Missouri- St. Louis, “Heat of Fusion,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, June 2005 Release (W.G. Mallard and P.J. Linstrom, general editors, 2005). Translations into Spanish, Portuguese, French and Czech, provided courtesy of European Union project "Eurospec - Access to Research Spectroscopic Data and Associated Chemical Knowledge - GTC1-2001-43000.”

ED21. H.Y. Afeefy, J.F. Liebman and S.E. Stein, “Neutral Thermochemical Data,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, June 2005 Release (W.G. Mallard and P.J. Linstrom, general editors, 2005). Translations into Spanish, Portuguese, French and Czech, provided courtesy of European Union project "Eurospec - Access to Research Spectroscopic Data and Associated Chemical Knowledge - GTC1-2001-43000.”

ED20. S.G. Lias, H.M. Rosenstock, K. Draxl, B.W. Steiner, J.R. Herron, J.L. Holmes, R.D. Levin, J.F. Liebman and S.A. Kafafi, “Ion Energetics (IE, AE) Data,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Eighth Release (W.G. Mallard and P.J. Linstrom, general editors, 2003).

ED19. J.S. Chickos, W.E. Acree, Jr., J.F. Liebman and Students of CHEM 202, University of Missouri- St. Louis, “Heat of Fusion,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Eighth Release (W.G. Mallard and P.J. Linstrom, general editors, 2003).

ED18. H.Y. Afeefy, J.F. Liebman and S.E. Stein, “Neutral Thermochemical Data,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Eighth Release (W.G. Mallard and P.J. Linstrom, general editors, 2003).

ED17. S.G. Lias, H.M. Rosenstock, K. Draxl, B.W. Steiner, J.R. Herron, J.L. Holmes, R.D. Levin, J.F. Liebman and S.A. Kafafi, “Ion Energetics (IE, AE) Data,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Seventh Release (W.G. Mallard and P.J. Linstrom, general editors, 2001).

ED16. J.S. Chickos, W.E. Acree, Jr., J.F. Liebman and Students of CHEM 202, University of Missouri- St. Louis, “Heat of Fusion,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Seventh Release (W.G. Mallard and P.J. Linstrom, general editors, 2001).

ED15. H.Y. Afeefy, J.F. Liebman and S.E. Stein, “Neutral Thermochemical Data,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Seventh Release (W.G. Mallard and P.J. Linstrom, general editors, 2001).

ED14. S.G. Lias, H.M. Rosenstock, K. Draxl, B.W. Steiner, J.T. Herron, J.L. Holmes, R.D. Levin, J.F. Liebman and S.A. Kafafi, “Ion Energetics (IE, AE) Data,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Sixth Release (W.G. Mallard and P.J. Linstrom, general editors, 2000).

ED13. H.Y. Afeefy, J.F. Liebman and S.E. Stein, “Neutral Thermochemical Data,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Sixth Rlease (W.G. Mallard and P.J. Linstrom, general editors, 2000).

ED12. S.G. Lias, H.M. Rosenstock, K. Draxl, B.W. Steiner, J.T. Herron, J.L. Holmes, R.D. Levin, J.F. Liebman and S.A. Kafafi, “Ion Energetics (IE, AE) Data,” in “NIST Chemistry WebBook,” NIST Stand. Ref. Data Base, Fifth Release, (W.G. Mallard and P.J. Linstrom, general editors, 1998).