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\bibitem{Molina-Luna_etal2015} {\textquotedblleft}\textit{Atomic and electronic structures of BaHfO$_{3}$-doped TFA-MOD-derived YBa$_{2}$Cu$_{3}$O$_{7-\textit{δ}}$thin films}{\textquotedblright}. Molina-Luna L, Duerrschnabel M, Turner S, Erbe M, Martinez GT, Van Aert S, Holzapfel B, Van Tendeloo G, Superconductor science and technology \textbf{28}, 115009 (2015).   http://doi.org/10.1088/0953-2048/28/11/115009

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