%%
%% Ein Beispiel der DANTE-Edition
%%
%% Beispiel 01-02-3 auf Seite 7.
%%
%% Copyright (C) 2010 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.
%%
%%
%% ==bibtex==
% Show page(s) 1
%%
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{352.81416pt}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage[ngerman]{babel}
\setlength\parindent{0pt}
\makeatletter
\def\@citex[#1]{\@ifnextchar[%
{\@@citex[#1]}{\@@citex[#1][]}}
\def\@@citex[#1][#2]#3{\leavevmode
\let\@citea\@empty
\@cite{{#2}\@for\@citeb:=#3\do
{\@citea\def\@citea{,\penalty\@m\ }%
\edef\@citeb{%
\expandafter\@firstofone\@citeb\@empty}%
\if@filesw\immediate\write\@auxout%
{\string\citation{\@citeb}}\fi
\@cite@ofmt{\csname b@\@citeb\endcsname}}%
}{#1}}
\makeatletter
\begin{document}
Fundamentale Algorithmen findet man unter anderem in~\cite[S.\,12][Band\,1:\,]{Knuth}.
\bibliographystyle{alpha} \bibliography{examplesB}
\end{document}
