1. Levina, R.Ya., Kostin, V.N., and Tartakovskii, V.A., Zh. Obshch. Khim., 1957, vol. 27, p. 881.
2. Levina, R.Ya., Shabarov, Yu.S., and Potapov, V.K., Zh. Obshch. Khim., 1959, vol. 29, p. 3233.
3. Mochalov, S.S., Oretskaya, T.S., Karpova, V.V., and Shabarov, Yu.S., Zh. Org. Khim., 1977, vol. 13, p. 836.
4. Shabarov, Yu.S., Mochalov, S.S., Oretskaya, T.S., and Karpova, V.V., J. Organomet. Chem., 1978, vol. 150, p. 7.
5. Bandaev, S.G., Eshnazarov, Yu.Kh., Nasyrov, I.M., Mochalov, S.S., and Shabarov Yu.S., Zh. Org. Khim., 1988, vol. 24, p. 733.