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\bibitem{Wang_etal2019} {\textquotedblleft}\textit{Physical properties of epitaxial SrMnO$_{2.5-\textit{δ}}$F$_{\textit{γ}}$oxyfluoride films}{\textquotedblright}. Wang J, Shin Y, Gauquelin N, Yang Y, Lee C, Jannis D, Verbeeck J, Rondinelli JM, May SJ, Journal of physics : condensed matter \textbf{31}, 365602 (2019).   http://doi.org/10.1088/1361-648X/ab2414

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