%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Vandekerckhove_etal2018} {\textquotedblleft}\textit{Sulfur-based denitrification treating regeneration water from ion exchange at high performance and low cost}{\textquotedblright}. Vandekerckhove TGL, Kobayashi K, Janda J, Van Nevel S, Vlaeminck SE, Bioresource technology \textbf{257}, 266 (2018).   http://doi.org/10.1016/J.BIORTECH.2018.02.047

\end{thebibliography}

\end{document}

