%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Schnute1987} Schnute, J. (1987). \textit{A General Fishery Model for a Size-Struktured Fish Population} (Vol. 44).

\end{thebibliography}

\end{document}

