Headline: La importancia de los blancos y nulosLink: http://www.eluniverso.com/opinion/2017/02/10/nota/6040279/importancia-blancos-nu…Publication Date: Friday, February 10, 2017Primary Source: El Universo (Ecuador)Type: op-edFormat: Newspaper (Online)Nature of Mention: authoredScholar: Calderon, GabrielaResearch Area: Government and PoliticsSubjects: the constitution of Ecuador and elections