Commission européenne, document de la DG Commerce «How trade policy and regional trade agreements support and strengthen EU economic performance» (Comment la politique commerciale et les accords commerciaux régionaux soutiennent et renforcent les performances économiques de l’Union) mars 2015.
Europese Commissie, document van DG Handel: "How trade policy and regional trade agreements support and strengthen EU economic performance", maart 2015.