%&LaTeX
\documentclass{article}

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

\begin{document}

\begin{thebibliography}{1}

\bibitem{Hillen_etal2023} {\textquotedblleft}\textit{Qualitative Comparison of Lock-in Thermography (LIT) and Pulse Phase Thermography (PPT) in Mid-Wave and Long-Wave Infrared for the Inspection of Paintings}{\textquotedblright}. Hillen M, Sels S, Ribbens B, Verspeek S, Janssens K, Van der Snickt G, Steenackers G, Applied Sciences \textbf{13}, 1 (2023).   http://doi.org/10.3390/APP13074094

\end{thebibliography}

\end{document}

