%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Lobanov_etal2009} Lobanov Y, Tong C, Blundell R, Gol{\textquoteright}tsman G. A study of direct detection effect on the linearity of hot electron bolometer mixers. In: Proc. 20$^{th}$ Int. Symp. Space Terahertz Technol.; 2009. p. 282--7.

\end{thebibliography}

\end{document}

