% Packages usados

% optional packages
\usepackage[portuguese]{babel}
\usepackage{lmodern}
\usepackage[T1]{fontenc}
\usepackage{textcomp}
\usepackage[latin1]{inputenc}
%\usepackage{hyperref}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{color}
\usepackage{cite}
\usepackage{epigraph}
\usepackage{subfigure}
\usepackage{multirow}
\usepackage{rotating}
\usepackage{cancel}
\usepackage{ltablex}
%\usepackage[nottoc]{tocbibind}

% Referencias em vez de Bibliografia
\AtBeginDocument{\renewcommand\bibname{Referências}}

\usepackage{makeidx}
\makeindex