\begin{thebibliography}{1}

\bibitem{shaw04}
P.~Shaw.
\newblock A constraint for bin packing.
\newblock In {\em Principles and Practice of Constraint Programming - {CP}
  2004, 10th International Conference, {CP} 2004, Toronto, Canada, September 27
  - October 1, 2004, Proceedings}, pages 648--662, 2004.

\end{thebibliography}
