1. J.P. Kennedy and E. Marechal, Cationic Polymerization, Wiley-Interscience, New York, 1982
2. M. Morton, Anionic Polymerization, Principles and Practice, Academic Press, New York, 1983.
3. R.H. Biddulph, P.H. Plesch, and P.P. Rutheford, J. Chem. Soc., 275 (1965).
4. J.P. Kennedy and R.M. Thomas, J. Polym. Sci., 46, 233 (1960).
5. J.E. Beard, P.H. Plesch, and P.P. Rutheford, J. Chem. Soc., 2566 (1964).