Headline: El Comecon del siglo XXILink: https://www.eluniverso.com/opinion/2018/04/27/nota/6733434/comecon-siglo-xxiPublication Date: Friday, April 27, 2018Primary Source: El Universo (Ecuador)Type: op-edFormat: Newspaper (Print)Nature of Mention: authoredScholar: Calderon, GabrielaResearch Area: International Economics and DevelopmentSubjects: the failure of international organization Unasur