%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Lin_etal2020} {\textquotedblleft}\textit{Two-dimensional electron systems in perovskite oxide heterostructures : role of the polarity-induced substitutional defects}{\textquotedblright}. Lin S-C, Kuo C-T, Shao Y-C, Chuang Y-D, Geessinck J, Huijben M, Rueff J-P, Graff IL, Conti G, Peng Y, Bostwick A, Gullikson E, Nemsak S, Vailionis A, Gauquelin N, Verbeeck J, Ghiringhelli G, Schneider CM, Fadley CS, Physical review materials \textbf{4}, 115002 (2020).   http://doi.org/10.1103/PHYSREVMATERIALS.4.115002

\end{thebibliography}

\end{document}

