%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Altantzis_etal2013} {\textquotedblleft}\textit{Quantitative structure determination of large three-dimensional nanoparticle assemblies}{\textquotedblright}. Altantzis T, Goris B, S{\'a}nchez-Iglesias A, Grzelczak M, Liz-Marz{\'a}n LM, Bals S, Particle and particle systems characterization \textbf{30}, 84 (2013).   http://doi.org/10.1002/ppsc.201200045

\end{thebibliography}

\end{document}

