1. Side Chain Liquid Crystal Polymers, ed. C. B. McArdle, Blackie and Sons, Glasgow, 1989.
2. V. Percec and C.Pugh, in ref. 1, ch. 3.
3. V. Percec and D.Tomazos, Comprehensive Polymer Science, First Supplement, ed. S. L. Aggarwal and S. Russo, Pergamon Press, Oxford, 1992, ch. 14.
4. Thermotropic Liquid-Crystalline Ionic Polymers