@TechReport{CEPII:2004-16,
author={Guillaume Gaulier and Sébastien Jean and Deniz Ünal-Kesenci},
title={Regionalism and the Regionalisation of International Trade},
year=2004,
month=November,
institution={CEPII},
type={Working Papers},
url={http://www.cepii.fr/CEPII/fr/publications/wp/abstract.asp?NoDoc=198},
number={2004-16},
}