%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{15}

\bibitem{622} N. Zakaria, Jean-Marc Ogier and Josep Llados. 2005. \textit{On-line Graphics Recognition based on Invariant Spatio-Sequential Descriptor: Fuzzy Matrix}.

\end{thebibliography}

\end{document}

