%% 
%%  Ein Beispiel der DANTE-Edition
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%%  2. Auflage
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%%  Beispiel 10-01-3 auf Seite 473.
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%%  Copyright (C) 2016 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1,2
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\documentclass[12pt,a5paper]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{125.77953pt}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage[ngerman]{babel}
\setlength\textwidth{3\textwidth}
\usepackage[margin=2cm]{geometry}
%StartShownPreambleCommands
\usepackage{blindtext}
%StopShownPreambleCommands
\begin{document}
\tableofcontents
\section*{Vorwort}  \addcontentsline{toc}{section}{Vorwort}
\blindtext
\section{foo}\subsection{foobar}\blindtext
\addcontentsline{toc}{section}{Literatur}
\begin{thebibliography}{xx}
\item{foo} Bar, baz: \emph{foobar}, Berlin 2010.
\end{thebibliography}
\end{document}