%&LaTeX
\documentclass{article}

\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{1}

\bibitem{Benner1999} Benner, S. G. (1999). Geochemistry of a permeable reactive barrier for metals and acid mine drainage. \textit{Environmental Science \& Technology}, \textit{33}(16), 2793--2799.

\end{thebibliography}

\end{document}

