%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Hirsch_etal2012} Hirsch, M., Reichert, L., Porod, W., \& Staub, F. (2012). Phenomenology of a supersymmetric U(1)(B-L) x U(1)(R) extension of the standard model with inverse seesaw mechanism. \textit{Phys. Rev. D}, \textit{86}(9), 093018--26pp.

\end{thebibliography}

\end{document}

