Um problema com o modelo da Elsevier: as citações são [1,2,3,4,5] em vez de serem agrupadas como

Question

Nomodelo da Elsevier, há um problema conforme observado no título da pergunta. Existem outras questões relacionadas tex.stackexchange, no entanto, não são úteis aqui. Você conhece alguma maneira de resolver esse problema?

O link para baixar o modelo:http://mirrors.ctan.org/macros/latex/contrib/elsarticle.zip

O seguinte está abordando o modelo:elsarticle-template-num

\documentclass[preprint,12pt]{elsarticle}


\usepackage{amssymb}

\journal{Nuclear Physics B}

\begin{document}

\begin{frontmatter}
\title{}
\author{}
\address{}
\begin{abstract}    
\end{abstract}

\end{frontmatter}


\section{}
\label{}

%% If you have bibdatabase file and want bibtex to generate the
%% bibitems, please use
%%
%%  \bibliographystyle{elsarticle-num} 
%%  \bibliography{<your bibdatabase>}

\begin{thebibliography}{00}

%% \bibitem{label}
%% Text of bibliographic item

\bibitem{}

\end{thebibliography}
\end{document}
\endinput

Answer 1

Algo assim deve resolver

\PassOptionsToPackage{sort&compress}{natbib}
\documentclass[preprint,12pt]{elsarticle}
\usepackage{amssymb}
\journal{Gnus of the World}
\begin{document}
\begin{frontmatter}
\title{Gnus and Gnats, IV.}
\author{John X. Doe}
\address{Nowhere U.}
\begin{abstract}
No need at this stage
\end{abstract}
\end{frontmatter}
\section{Gnus are everywhere}
\begin{filecontents*}{\jobname.bib}
@ARTICLE{Important,
  author       = "Doe, J.",
  title        = "Gnus and Gnats, {I}.",
  journal      = "Gnus of the world",
  year         = "2020",
  volume       = "2456",
  number       = "1",
  pages        = "123--2567",
}
@ARTICLE{Importantb,
  author       = "Doe, J.",
  title        = "Gnus and Gnats, {II}.",
  journal      = "Gnus of the world",
  year         = "2020",
  volume       = "2456",
  number       = "2",
  pages        = "34562--56210",
}
@ARTICLE{Importantbb,
  author       = "Doe, J.",
  title        = "Gnus and Gnats, {III}.",
  journal      = "Gnus of the world",
  year         = "1998",
  volume       = "2",
  number       = "1",
  pages        = "1--3",
}
\end{filecontents*}
\cite{Important,Importantb,Importantbb}
\bibliographystyle{elsarticle-num-names}
\bibliography{\jobname}
\end{document}