%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Guidini_etal2016} {\textquotedblleft}\textit{BCS-BEC crossover in quantum confined superconductors}{\textquotedblright}. Guidini A, Flammia L, Milo{\v s}evi{\'c} MV, Perali A, Journal of superconductivity and novel magnetism \textbf{29}, 711 (2016).   http://doi.org/10.1007/s10948-015-3308-y

\end{thebibliography}

\end{document}

