%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Fricke1982} Fricke, R. (1982). \textit{Modifizierung und Anwendung von McCUNES K{\"o}rperform-Me{\ss}system for recent benthic fishes (Pisces)} (Vol. 91).

\end{thebibliography}

\end{document}

