%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Annegarn_etal1987} {\textquotedblleft}\textit{Composition and size of individual particles from a gold mine atmosphere}{\textquotedblright}. Annegarn HJ, Storms H, Van Grieken RE, Booth-Jones PA, Mining science \& technology \textbf{5}, 111 (1987).   http://doi.org/10.1016/S0167-9031(87)90345-8

\end{thebibliography}

\end{document}

