Nikitina, Z. K.; Rosolovskii, V. Ya.
Russian Journal of Inorganic Chemistry (Translation of Zhurnal Neorganicheskoi Khimii), 1980 , vol. 25, p. 715 - 718
Zhurnal Neorganicheskoi Khimii, 1980 , vol. 25, p. 1285 - 1290

Nikitina, Z. K.; Rosolovskii, V. Ya.
Russian Journal of Inorganic Chemistry (Translation of Zhurnal Neorganicheskoi Khimii), 1980 , vol. 25, p. 715 - 718
Zhurnal Neorganicheskoi Khimii, 1980 , vol. 25, p. 1285 - 1290