1. McGlynn, S.P., Azumi, T., and Kinoshita, M., Molecular Spectroscopy of the Triplet State, New Jersey: Prentice-Hall, 1969.
2. Martinho, J.M.G., J. Phys. Chem., 1989, vol. 93, p. 6687.
3. Tanielian, C. and Wolff, C., J. Phys. Chem., 1995, vol. 99, p. 9831.
4. Zhang, J., Roek, D.P., Chateauneuf, J.E., and Brennecke, J.F., J. Am. Chem. Soc., 1997, vol. 119, p. 9980.
5. Berberan-Santos, M.N., Phys. Chem. Commun., 2000, vol. 3, no. 5, p. 18.