1. D.-K. Yang, L.-C. Chien, and J. W. Doane, Conf. Res. IDRC. SID, San Diego, CA, 1991, p. 49.
2. D.-K. Yang and J. W. Doane, SID Dig. Tech. Papers, 759 (1992).
3. J. W. Doane, D.-K. Yang, and Z. Yaniv, in Proceedings of the 12th International Display Research Conference, Hiroshima, Japan, 1992, p. 73.
4. D.-K. Yang, J. West, L.-C. Chien, and J. W. Doane (unpublished).
5. See, for example, P. G. de Gennes,The Physics of Liquid Crystals(Oxford University Press, London, 1974).