http://trade.ec.europa.eu/doclib/docs/2018/october/tradoc_157468.pdf
https://www.clingendael.org/sites/default/files/2019-08/Report_US-China_stand-off.pdf
http://ec.europa.eu/trade/policy/in-focus/ceta/
https://www.alternatives-economiques.fr//feu-vert-conseil-constitutionnel-ceta-une-occasion-manquee/00079877