参考文献

Klimov, V. D.; Kuz'menko, V. A.; Legasov, V. A. Russian Journal of Inorganic Chemistry (Translation of Zhurnal Neorganicheskoi Khimii), 1978 , vol. 23, p. 1102 - 1105 Zhurnal Neorganicheskoi Khimii, 1978 , vol. 23, p. 2009 - 2013