\documentclass[article,
hidelinks,
12pt,
a4paper,
%twoside,
french,
english,
spanish,
brazil]
{abntex2}
\input{packages}
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%TITLE SECTION------------------------------------------------------
%\setlength{\droptitle}{-4\baselineskip} % Move the title up
\title{\textbf{Título do artigo\\[1ex] Article title}} % Article title
\author{%
\textsc{Autor }\\%\thanks{dados institucionais do(s) autor(es)}; % Your name
\normalsize University of Blá \\ % Second author's institution
\normalsize Contato: \href{mailto:firstauthor@mail.com}{firstauthor@mail.com}\\[3ex]
%
\textsc{Autor 2 } \\%\thanks{Mais informações} % Second author's name
\normalsize University of Blá \\[3ex] % Second author's institution
%
\textsc{Autor 3 } \\%\thanks{Mais informações} % Second author's name
\normalsize University of Blá \\[3ex] % Second author's institution
%
\textsc{Autor 4 } \\%\thanks{Mais informações} % Second author's name
\normalsize University of Blá \\[3ex] % Second author's institution
%
\textsc{Autor 4 } \\%\thanks{Mais informações} % Second author's name
\normalsize University of Blá \\[3ex] % Second author's institution
}
\date{} % Leave empty to omit a date
\renewcommand{\maketitlehookd}{%
}
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\begin{document}
\pagestyle{plain}
\maketitle% Print the title
\newpage
%RESUMO
\input{sections/resumo}
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%ARTICLE CONTENTS----------------------------------------------------
\onehalfspacing
\newpage
\input{sections/corpo}
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%REFERENCE LIST------------------------------------------------------
\newpage
\singlespacing
%\vspace{1cm}
\printbibliography[title={Referências Bibliográficas}]
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\end{document}
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