%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Eckstein+Wrobel2006} Eckstein, D., \& Wrobel, S. (2006). Dendrochronological proof of origin of historic timber -- retrospect and perspectives. \textit{TRACE}, .

\end{thebibliography}

\end{document}

