%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Nematollahi+Neyts2019} {\textquotedblleft}\textit{Direct methane conversion to methanol on M and MN$_{4}$ embedded graphene (M = Ni and Si): a comparative DFT study}{\textquotedblright}. Nematollahi P, Neyts EC, Applied surface science \textbf{496}, 143618 (2019).   http://doi.org/10.1016/J.APSUSC.2019.143618

\end{thebibliography}

\end{document}

