%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Erbe_etal2015} {\textquotedblleft}\textit{BaHfO$_{3}$artificial pinning centres in TFA-MOD-derived YBCO and GdBCO thin films}{\textquotedblright}. Erbe M, H{\"a}nisch J, H{\"u}hne R, Freudenberg T, Kirchner A, Molina-Luna L, Damm C, Van Tendeloo G, Kaskel S, Schultz L, Holzapfel B, Superconductor science and technology \textbf{28}, 114002 (2015).   http://doi.org/10.1088/0953-2048/28/11/114002

\end{thebibliography}

\end{document}

