%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Bustamante_etal2010} Bustamante, M., Gago, A. M., \& Pena-Garay, C. (2010). Energy-independent new physics in the flavour ratios of high-energy astrophysical neutrinos. \textit{J. High Energy Phys.}, \textit{04}(4), 066--28pp.

\end{thebibliography}

\end{document}

