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\bibitem{Hadermann_etal2009} {\textquotedblleft}\textit{Topotactic reduction as a route to new close-packed anion deficient perovskites: structure and magnetism of 4H-BaMnO$_{2+x}$}{\textquotedblright}. Hadermann J, Abakumov AM, Adkin JJ, Hayward MA, Journal of the American Chemical Society \textbf{131}, 10598 (2009).   http://doi.org/10.1021/ja903216d

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