%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Sar_etal2019} {\textquotedblleft}\textit{Long-Term Stability Control of CVD-Grown Monolayer MoS2}{\textquotedblright}. Sar H, Ozden A, Demiroglu I, Sevik C, Perkgoz NK, Ay F, Physica status solidi: rapid research letters \textbf{13}, 1800687 (2019).   http://doi.org/10.1002/PSSR.201800687

\end{thebibliography}

\end{document}

