参考文献

Chaplygina, N. M.; Itkina, L. S. Russian Journal of Inorganic Chemistry (Translation of Zhurnal Neorganicheskoi Khimii), 1981 , vol. 26, p. 1667 - 1668 Zhurnal Neorganicheskoi Khimii, 1981 , vol. 26, p. 3118 - 3120