1. Spectroscopy and Excitation Dynamics of Condensed Molecular Systems, ed. by V. Agranovich and R. Hochstrasser, North Holland, Amsterdam (1983).
2. G. J. Small, ibid., p. 515.
3. R. I. Personov, ibid., p. 555.
4. W. E. Moerner and L. Kador, Phys. Rev. Lett. 62, 2535 (1989).
5. M. Orrit and J. Bernard, Phys. Rev. Lett. 65, 2716 (1990).