@TechReport{CEPII:2004-04,
author={Lionel Fontagné and Thierry Mayer and Soledad Zignago},
title={Trade in the Triad: How Easy is the Access to Large Markets?},
year=2004,
month=Avril,
institution={CEPII},
type={Working Papers},
url={http://www.cepii.fr/CEPII/en/publications/wp/abstract.asp?NoDoc=186},
number={2004-04},
}