%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Labrecque_etal1986} {\textquotedblleft}\textit{Determination of barium, lanthanum, cerium and neodymium in lateritic materials by various energy-dispersive X-ray fluorescence techniques and neutron activation analysis}{\textquotedblright}. Labrecque JJ, Beusen JM, Van Grieken RE, X-ray spectrometry \textbf{15}, 13 (1986).   http://doi.org/10.1002/XRS.1300150105

\end{thebibliography}

\end{document}

