%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Mueller-Caspary_etal2018} {\textquotedblleft}\textit{Atomic-scale quantification of charge densities in two-dimensional materials}{\textquotedblright}. M{\"u}ller-Caspary K, Duchamp M, Roesner M, Migunov V, Winkler F, Yang H, Huth M, Ritz R, Simson M, Ihle S, Soltau H, Wehling T, Dunin-Borkowski RE, Van Aert S, Rosenauer A, Physical review B \textbf{98}, 121408 (2018).   http://doi.org/10.1103/PHYSREVB.98.121408

\end{thebibliography}

\end{document}

