1. S. A. Bellamy and E. Zaganiaris, in Proc. of IEX’96 on Ion Exchange Developments and Applications, Ed. by J. A. Greig (Roy. Soc. Chem., Cambridge, 1996), p. 274.
2. V. I. Gorshkov and N. Sh. Sverdlov, Zh. Fiz. Khim. 49, 2724 (1975).
3. V. A. Ivanov, V. I. Gorshkov, I. V. Staina, et al., Zh. Fiz. Khim. 65, 2184 (1991).
4. V. I. Gorshkov, V. A. Ivanov, and I. V. Staina, Vysokochist. Veshch., No. 6, 86 (1995).
5. V. I. Gorshkov, V. A. Ivanov, and I. V. Staina, React. Funct. Polym. 38, 157 (1998).