%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{BABARCollaborationLees_etal2011} BABAR Collaboration(Lees, J. P. et al), Martinez-Vidal, F., \& Oyanguren, A. (2011). Study of Y(3S, 2S) -> eta Y(1S) and Y(3S, 2S) -> pi(+) pi(-) Y(1S) hadronic transitions. \textit{Phys. Rev. D}, \textit{84}(9), 092003--8pp.

\end{thebibliography}

\end{document}

