参考文献
Fedorov, V. A.; Brekhovskikh, M. N.; Pashinkin, A. S.; Malkova, A. S.; Chernov, A. P.
Russian Journal of Inorganic Chemistry (Translation of Zhurnal Neorganicheskoi Khimii), 1988 , vol. 33, p. 107 - 109
Zhurnal Neorganicheskoi Khimii, 1988 , vol. 33, p. 194 - 197