1. a) D. D. Wagman, W. H. Evans, V. B. Parker, I. Halow, S. M. Bailey and R. H. Schümm, Selected Values of Chemical Thermodynamic Properties, NBS Technical Note 270-3 (1968); (b) JANAF Thermochemical Tables, Nat. Stand. Ref. Data Ser., Nat. Bur. Stand. (U.S.) 37 (1971).
2. 1. H. M. Rosenstock, K. Draxl, B. W. Steiner, and J. T. Herron, J. Phys. and Chem. Ref. Data 6, Supplement 1 (1977)
3. 2. (b) J. L. Franklin, J. G. Dillard, H. M. Rosenstock, J. T. Herron, K. Draxl, and F. H. Field, Nat. Stand. Ref. Data Series, Nat. Bur. Stand. (U.S.) 26 (1969).
4. Richard C. Tolman, “The Principles of Statistical Mechanics,” The Clarendon Press, Oxford (1938) pp. 159–165; pp. 388–394.
5. a) P. Kebarle, Ann. Rev. Phys. Chem. 28, 445 (1977); (b) D. H. Aue and M. T. Bowers in “Gas-Phase Ion Chemistry,” (M. T. Bowers, Ed.), Academic Press, New York, NY (1979); (c) S. G. Lias in “Lecture Notes in Chemistry; Ion Cyclotron Resonance Spectrometry,” (H. Hartmann and K.-P. Wanczek, Eds.), Springer- Verlag, Berlin, Heidelberg, New York (1978).