%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Ponter_etal2021} Pont{\'e}r, S., Rodushkin, I., Engstr{\"o}m, E., Rodushkina, K., Paulukat, C., Peinerud, E., et al. (2021). Early diagenesis of anthropogenic uranium in lakes receiving deep groundwater from the Kiruna mine, northern Sweden. \textit{Science of The Total Environment}, \textit{793}, 148441.

\end{thebibliography}

\end{document}

