%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Yang_etal2007} {\textquotedblleft}\textit{Two-dimensional binary clusters in a hard-wall trap: structural and spectral properties}{\textquotedblright}. Yang W, Kong M, Milo{\v s}evi{\'c} MV, Zeng Z, Peeters FM, Physical review E \textbf{76}, art.041404:part 1 (2007).   http://doi.org/10.1103/PhysRevE.76.041404

\end{thebibliography}

\end{document}

