%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Somsen_etal2003} {\textquotedblleft}\textit{Precursor phenomena in a quenched and aged Ni$_{52}$Ti$_{48}$ shape memory alloy}{\textquotedblright}. Somsen C, Wassermann EF, K{\"a}stner J, Schryvers D, Journal de physique: 4
T2 -- 10th International Conference on Martensitic Transformations, JUN 10-14, 2002, ESPOO, FINLAND \textbf{112}, 777 (2003).   http://doi.org/10.1051/jp4:2003997

\end{thebibliography}

\end{document}

