1. Amano, T., 1985,J. Opt. Soc. Am. B 2:790.
2. Ashworth, S.H. and Brown, J.M., 1990,J. Chem. Soc. Faraday Trans. 86:1995.
3. Bernath, P.F., 1990, Annu. Rev. Phys. Chem. 41:91.
4. Bernath, P.F., 1995, Spectra of Atoms and Molecules, Oxford University Press, New York.
5. Bernath, P.F., 1996, Chem. Soc. Rev. 25:111.