%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{vanMalderen_etal1996} {\textquotedblleft}\textit{Chemical characterization of individual aerosol particles in Central Siberia}{\textquotedblright}. van Malderen H, Van Grieken R, Bufetov NV, Koutzenogii KP, Environmental science and technology \textbf{30}, 312 (1996).   http://doi.org/10.1021/ES950402K

\end{thebibliography}

\end{document}

