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\bibitem{Verbeeck_etal2001} {\textquotedblleft}\textit{Electron energy-loss spectroscopy study of a (LaMnO$_{3}$)$_{8}$(SrMnO$_{3}$)$_{4}$ heterostructure}{\textquotedblright}. Verbeeck J, Lebedev OI, Van Tendeloo G, Silcox J, Mercey B, Hervieu M, Haghiri-Gosnet AM, Applied physics letters \textbf{79}, 2037 (2001).   http://doi.org/10.1063/1.1403316

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