Gmelin Handbook: Te: MVol., 79, page 286 - 287

Khain, V. S.; Surovtsev, E. L.; Perfil'eva, E. A.; Shevchenko, Yu. N.
Russian Journal of Inorganic Chemistry (Translation of Zhurnal Neorganicheskoi Khimii), 1978 , vol. 23, p. 1740 - 1741
Zhurnal Neorganicheskoi Khimii, 1978 , vol. 23, p. 3136 - 3138

Tomichek, O.; Prochke, O.; Pavelka, V.
Collection of Czechoslovak Chemical Communications, 1939 , vol. 11, p. 449 - 458
Full Text Show Details
Gmelin Handbook: Mn: MVol.C2, 2.10.3.22.10.4, page 68 - 69