%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Perez_etal2017} {\textquotedblleft}\textit{Approaching the limits of cationic and anionic electrochemical activity with the Li-rich layered rocksalt Li3IrO4}{\textquotedblright}. Perez AJ, Jacquet Q, Batuk D, Iadecola A, Saubanere M, Rousse G, Larcher D, Vezin H, Doublet M-L, Tarascon J-M, Nature energy \textbf{2}, 954 (2017).   http://doi.org/10.1038/S41560-017-0042-7

\end{thebibliography}

\end{document}

