%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Verberck+Tarakina2011} {\textquotedblleft}\textit{Tubular fullerenes inside carbon nanotubes : optimal molecular orientation versus tube radius}{\textquotedblright}. Verberck B, Tarakina NV, European physical journal : B : condensed matter and complex systems \textbf{80}, 355 (2011).   http://doi.org/10.1140/epjb/e2011-10952-1

\end{thebibliography}

\end{document}

