\begin{thebibliography}{THC01}

 % this bibliography is generated by alphadin.bst [8.2] from 2005-12-21

 \providecommand{\url}[1]{\texttt{#1}}

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   \providecommand{\doi}[1]{doi: #1}\else

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 \bibitem[PW02]{2}

 \textsc{Peter~Widmayer}, Thomas~O.:

 \newblock \emph{Algorithmen und Datenstrukturen}.

 \newblock 4. Auflage.

 \newblock Spektrum Akademischer Verlag, 2002. --

 \newblock ISBN 978--3827410290

 \bibitem[THC01]{1}

 \textsc{Thomas H.~Cormen}, Robert L. Rivest und Cliford~S. Charles

   E.~Leiserson~L. Charles E.~Leiserson:

 \newblock \emph{Introduction to Algorithms}.

 \newblock 2nd.

 \newblock Prentice Hall India, 2001. --

 \newblock ISBN 978--8120321410

 \end{thebibliography}