%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Kempenaers_etal2001} {\textquotedblleft}\textit{Micro-heterogeneity study of trace elements in BCR CRM 680 by means of synchrotron micro-XRF}{\textquotedblright}. Kempenaers L, de Koster C, van Borm W, Janssens K, Fresenius{\textquoteright} journal of analytical chemistry \textbf{369}, 733 (2001).   http://doi.org/10.1007/S002160000679

\end{thebibliography}

\end{document}

