参考文献

Shorikov, Yu. S.; Vazhenin, I. S. Russian Journal of Inorganic Chemistry (Translation of Zhurnal Neorganicheskoi Khimii), 1989 , vol. 34, p. 1185 - 1189 Zhurnal Neorganicheskoi Khimii, 1989 , vol. 34, p. 2089 - 2090