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\bibitem{Avila-Brande_etal2006} {\textquotedblleft}\textit{A new Bi$_{4}$Mn$_{1/3}$W$_{2/3}$O$_{8}$Cl Sill{\'e}n-Aurivillius intergrowth: synthesis and structural characterisation by quantitative transmission electron microscopy}{\textquotedblright}. Avila-Brande D, Otero-D{\'\i}az LC, Landa-C{\'a}novas AR, Bals S, Van Tendeloo G, European journal of inorganic chemistry , 1853 (2006).   http://doi.org/10.1002/ejic.200501021

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