1. Wolfbeis, O.S., in Molecular Luminescence Spectroscopy, Part II, edited by S.J. Schulman (Wiley, New York, 1988), p. 129.
2. MacCraith, B.D., in Environmental Monitoring, edited by E. M. Cashell (IOP Publishing, Bristol, U.K., 1990), p. 67.
3. MacCraith, B.D., Sensors and Actuators B, 11 29, (1993).
4. McGilp, J.F., MacCraith, B.D., O'Kelly, B., and Ruddy, V., PCT Patent Application, PCT/GB92/00428, (1992).
5. Zusman, R., Rottman, C., Ottolenghi, M., and Avnir, D., Journal of Non-Crystalline Solids, 122, 107, (1990).