1. Bulgarevich, S.B. and Burdastykh, T.V., Zh. Obshch. Khim., 2008, vol. 78, no. 1, p. 118.
2. Bulgarevich, S.B., Burdastykh, T.V., and Tishchenko, L.G., Zh. Obshch. Khim., 2006, vol. 76, no. 6, p. 999.
3. Bulgarevich, S.B., Tsapkova, N.N., Morgunova, M.M., Movshovich, D.Ya., Kolodyazhnyi, Yu.V., and Osipov, O.A., Zh. Obshch. Khim., 1978, vol. 48, no. 6, p. 1334.
4. Aroney, M.J., Le Fevre, R.J.W., Ritchie, G.L.D., and Ross, V., J. Chem. Soc. B, 1966, no. 2, p. 188.
5. Aroney, M.J., Le Fevre, R.J.W., and Saxby, J.D., J. Chem. Soc., 1963, no. 3, p. 1739.