1. Feshin, V.P., Nikitin, P.A., Voronkov, M.G., Gar, T.K., Viktorov, N.A., Gurkova, S.N., Gusev, A.I., and Shiryaev, A.I., Zh. Obshch. Khim., 1984, vol. 54, no. 3, p. 646.
2. Feshin, V.P., Nikitin, P.A., Voronkov, M.G., Gar, T.K., Viktorov, N.A., Gurkova, S.N., and Gusev, A.I., Dokl. Akad. Nauk SSSR, 1984, vol. 274, no. 3, p. 665.
3. Feshin, V.P. and Polygalova, G.A., J. Organometal. Chem., 1991, vol. 409, no. 1, p. 1.
4. Gurkova, S.N., Gusev, A.I., Alekseev, N.V., Gar, T.K., and Viktorov, N.A., Zh. Strukt. Khim., 1984, vol. 25, no. 3, p. 180.
5. Feshin, V.P. and Feshina, E.V., Zh. Obshch. Khim., 2007, vol. 77, no. 5, p. 786.