%% 
%%  Ein Beispiel der DANTE-Edition
%%  Bibliografie mit LaTeX
%%  2. Auflage
%%  Beispiel 02-04-5 auf Seite 27.
%%  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.
%% 
%% ==command biber ++FILE++== 
% Show page(s) 1
%% 
%% 
\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{242.40707pt}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage[ngerman]{babel}
\usepackage[scaled=0.85]{beramono}
\usepackage{url}
\AtBeginDocument{\setlength\parindent{0pt}}
\usepackage[autostyle]{csquotes}
\usepackage{filecontents}
\begin{filecontents*}{demo11.bib}
@Online{biblatex,
 sorttitle  = {biblatex package},
 author     = {Lehman, Philipp and Kime, Philipp and Boruvka, Audrey and Wright, Joseph},
 title      = {The \texttt{biblatex} package},
 subtitle   = {Programmable bibliographies and citations},
 version    = {3.1},
 date       = {2015-10-21},
 url        = {http://mirror.ctan.org/macros/latex/biblatex/doc/biblatex.pdf},
 urldate    = {2015-12-07},
 annotation = {The official \texttt{biblatex} documentation.}
}
\end{filecontents*}
%StartShownPreambleCommands
\usepackage{biblatex}
\addbibresource{demo11.bib}
%StopShownPreambleCommands
\begin{document}
\texttt{biblatex}.~\cite{biblatex}

\printbibliography
\end{document}