%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Zhang_etal2017} {\textquotedblleft}\textit{Electrochemically activated MnO as a cathode material for sodium-ion batteries}{\textquotedblright}. Zhang L, Batuk D, Chen G, Tarascon J-M, Electrochemistry communications \textbf{77}, 81 (2017).   http://doi.org/10.1016/J.ELECOM.2017.02.020

\end{thebibliography}

\end{document}

