1. Jain, V.K., Bohra, R., and Mehrotra, R.C., Inorg. Chim. Acta, 1981, vol. 51, no.2, pp. 191–194.
2. Hodali, H.A. and Hussein, A.Q., Synth. React. Inorg. Met.-Org. Chem., 1990, vol. 20, no.10, pp. 1413–1423.
3. Bajpai, K., Srivastava, M., and Srivastava, R.C., Indian J. Chem., 1981, vol. 20A, no.7, pp. 736–737.
4. Bajpai, K. and Srivastava, R.C., Synth. Inorg. Met.-Org. Chem., 1981, vol. 11, no.1, pp. 7–13.
5. Sharutin, V.V., Sharutina, O.K., Molokova, O.V., Ettenko, E.N., Krivolapov, D.B., Gubaidullin, A.T., and Litvinov, A.I., Zh. Obshch. Khim., 2001, vol. 71, no.8, pp. 1317–1321.