%&LaTeX
\documentclass{article}

\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{1}

\bibitem{Walter1910} Walter, E. (1910). \textit{Der Flu{\ss}aal}. Neudamm: Verlag J. Neumann.

\end{thebibliography}

\end{document}

