\documentclass[preprint,review,12pt]{static/elsarticle}

\input{tex/preamble}

\begin{document}

\input{tex/meta}
\newpage

\input{tex/1_intro}
\input{tex/2_lit/1_intro}
\input{tex/3_mod/1_intro}
\input{tex/4_stu/1_intro}
\input{tex/5_con/1_intro}

\newpage

\input{tex/glossary}
\newpage

\appendix
\newpage

\bibliographystyle{static/elsarticle-harv}
\bibliography{tex/references}

\end{document}