%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Freeman_etal2019} Freeman, E., Kent, E. C., Brohan, P., Cram, T., Gates, L., Huang, B., et al. (2019). The International Comprehensive Ocean-Atmosphere Data Set -- Meeting Users Needs and Future Priorities. \textit{Front. Mar. Sci.}, \textit{6}, 435.

\end{thebibliography}

\end{document}

