@ARTICLE{CEPII:226,
title={OMC : bas de cycle},
author={Lionel Fontagné and Sébastien Jean },
year=2003,
month=September,
journal={La lettre du CEPII},
number={226},
institution={CEPII},
abstract={},
keywords={ },
url={http://www.cepii.fr/CEPII/en/publications/lettre/abstract.asp?NoDoc=654}
}