%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Yao_etal2015} {\textquotedblleft}\textit{Microstructural Characterization and Transformation Behavior of Porous Ni50.8Ti49.2}{\textquotedblright}. Yao X, Cao S, Zhang XP, Schryvers D, Materials Today: Proceedings \textbf{2}, S833 (2015).   http://doi.org/10.1016/j.matpr.2015.07.411

\end{thebibliography}

\end{document}

