%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Gerbino_etal2017} Gerbino, M., Lattanzi, M., Mena, O., \& Freese, K. (2017). A novel approach to quantifying the sensitivity of current and future cosmological datasets to the neutrino mass ordering through Bayesian hierarchical modeling. \textit{Phys. Lett. B}, \textit{775}, 239--250.

\end{thebibliography}

\end{document}

