\documentclass[12pt, a4paper, oneside]{report}
\input{Preamble}
\begin{document}
\input{Chapters/Title}
% \linenumbers
\input{Chapters/Abstract}
% \nolinenumbers
%\singlespacing
\tableofcontents
\listoffigures
\listoftables
\newpage
\input{Chapters/List_of_pub}
%\contentsline{toc}{section}
% \linenumbers
{\newpage} \pagenumbering{arabic}
\doublespacing
\input{Chapters/chapter_1}
\appendix
\input{Chapters/appedix}
%%% Refferences
\printbibliography[heading=bibintoc,title={References}]
\end{document}