%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{54} Jordi Vitria \textit{and 6 others}. 1999. \textit{Real time recognition of pharmaceutical products by subspace methods}.

\end{thebibliography}

\end{document}

