\documentclass[11pt,a4paper,twoside]{jpcbook}
\input{package}
\def\theaipage{\string\hyperpage{\thepage}}
\makeindex[columns=2,name=keywords,intoc=true,title=Keywords Index]
\makeindex[columns=2,name=authors,intoc=true,title=Authors Index]
\newcommand{\eunumerical}{keywords}
\newcommand{\eualphabetical}{authors}
\title{Book of Abstracts}
\subtitle{International Conference}
\company{Company}
\local{Portugal}
\date{2023}
\link{link}
\setcounter{secnumdepth}{-1}
\hypersetup{linktocpage=true,colorlinks,linkcolor=blue,urlcolor=blue,citecolor=blue}
\begin{document}
\input{excel/upload-excel}
\definecolor{royalazure}{RGB}{8,71,155}% Azul ol2a
\definecolor{orange}{RGB}{233,128,34} %laranja ol2a
\beforepreface
\pagenumbering{roman}
\prefacesection*{Editors}
\input{chapters/editors}
\cleardoublepage
\afterpreface
\bodystart
\pagenumbering{arabic}
\input{chapters/welcome}
\cleardoublepage
\input{chapters/committees}
\cleardoublepage
\makeatletter\@openrightfalse
\addcontentsline{toc}{chapter}{Invited Plenary Lectures}
\part*{Invited Plenary Lectures}
\cleardoublepage
\@openrighttrue\makeatother
\input{chapters/invited-plenary-lectures}
\cleardoublepage
\makeatletter\@openrightfalse
\addcontentsline{toc}{chapter}{Special Sessions}
\part*{Special Sessions}
\cleardoublepage
\@openrighttrue\makeatother
\input{chapters/special-sessions}
\cleardoublepage
\makeatletter\@openrightfalse
\addcontentsline{toc}{chapter}{Abstracts}
\part*{Abstracts}
\cleardoublepage
\@openrighttrue\makeatother
\input{chapters/abstracts}
\cleardoublepage
\indexspace
\printindex[\eualphabetical]
\cleardoublepage
\indexspace
\printindex[\eunumerical]
\cleardoublepage
\input{chapters/sponsors}
\end{document}
