Antón, Vicent. “Review:OCDE-Eurostat. OECD Statistic on International Trade in Services. Volume I: Detailed Tables by Service Categoy (1999-2007)”. Paradigmes: Economia Productiva I Coneixement, vol. 5, no. 4, Jan. 2011, https://raco.cat/index.php/Paradigmes/article/view/219688.