%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Plumlee1995} Plumlee, G. S. (1995). Mine-drainage waters as potential economic resources. \textit{SEG Newsletter}, \textit{22}, 6--7.

\end{thebibliography}

\end{document}

