%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{1711} Carme Julia, Felipe Lumbreras, \& Angel Sappa. (2011). A Factorization-based Approach to Photometric Stereo. \textit{IJIST - International Journal of Imaging Systems and Technology}, \textit{21}(1), 115--119.

\end{thebibliography}

\end{document}

