%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Genack_etal2004} Genack, A. Z., Kopp, V. I., Churikov, V. M., Singer, J., Chao, N., \& Neugroschl, D. A. (2004). Chiral fiber Bragg gratings. In \textit{Proceedings of the SPIE} (Vol. 5508, pp. 57--64).

\end{thebibliography}

\end{document}

