1. For a more detailed treatment of selected hydrocarbons, see M.L. Poutsma, Energy Fuels, 4 (1990) 113.
2. (a) S.E. Stein, J. Am. Chem. Soc., 103 (1981) 5685.
3. (b) J.M. Kanabus-Kaminska, B.C. Gilbert, D. Griller, J. Am. Chem. Soc., 111 (1989) 3311.
4. Thermochemical parameters for non-radical species were taken from standard sources; e.g. (a) D.R. Stull, E.F. Westrum, Jr., G.C. Sinke, The Chemical Thermodynamics of Organic Compounds, Wiley, New York, 1969;
5. (b) J.D. Cox, G. Pilcher, Thermochemistry of Organic and Organometallic Compounds, Academic Press, London, 1970;