\documentclass[a4paper, 10pt]{IBP}
\usepackage[utf8]{inputenc}
\usepackage{lipsum}
\usepackage[style=abnt,backend=biber]{biblatex} %you have to use this way
\title{Work Title in Times New Roman, 12, Upper Case, Bold, NoItalics or Underlining, Right Align}
\author{
Marcelo Lopes de Lima\thanks{Petrobras}, M\'ario Campos\samethanks % Authors
}
\date{} % do note use
\setyear{2017} % conference year
\setnumber{IBPXXXX\_17} % paper number
\setdays{24-26} % conference days
\setmonth{October} % conference month
% add bibitex source here, before \begin{document}
\addbibresource{Mendeley.bib}
\begin{document}
\maketitle
\begin{abstract}
texto do abstract
\end{abstract}
\section{First section}
\lipsum
\begin{equation}
\displayindent=-0.5\linewidth
x^2 = a \cdot x + b
\end{equation}
\subsection{A subsection}
\lipsum
\section{Second Section}
\lipsum
\cite{Curtis2004,Camponogara2002}
\printbibliography
\end{document}
