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\bibitem{Li_etal2015} {\textquotedblleft}\textit{Mn$_{2}$FeWO$_{6}$ : a new Ni$_{3}$TeO$_{6}$-type polar and magnetic oxide}{\textquotedblright}.  Li MR, Croft M, Stephens PW, Ye M, Vanderbilt D, Retuerto M, Deng Z, Grams CP, Hemberger J, Hadermann J, Li WM, Jin CQ, Saouma FO, Jang JI, Akamatsu H, Gopalan V, Walker D, Greenblatt M;, Advanced materials \textbf{27}, 2177 (2015).   http://doi.org/10.1002/adma.201405244

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