%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Sansoy_etal2005} Sansoy, P., Ambroselli, C., Padieu, R., Ives, R., Masar, O., Anokhina, I. P., et al. (2005). \textit{Drug addiction}. Strasbourg: Council of Europe Publishing.

\end{thebibliography}

\end{document}

