%&LaTeX
\documentclass{article}

\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{1}

\bibitem{Mueller_etal2011} {\textquotedblleft}\textit{Au@MOF-5 and Au/Mo$_{x}$@MOF-5 (M = Zn, Ti, x = 1, 2) : preparation and microstructural characterisation}{\textquotedblright}. M{\"u}ller M, Turner S, Lebedev OI, Wang Y, Van Tendeloo G, Fischer RA, European journal of inorganic chemistry , 1876 (2011).   http://doi.org/10.1002/ejic.201001297

\end{thebibliography}

\end{document}

