The Government of the Autonomous City of Buenos Aires (GCBA), promoter and executor of this call, entrusts the Sociedad Central de Arquitectos (SCA) with the collaboration in the organization, execution and dissemination of the "CONCURSO NACIONAL DE IDEAS BUENOS AIRES Y EL RÍO -PARQUE PÚBLICO COSTA URBANA", under the auspices of the Federación Argentina de Entidades de Arquitectos (FADEA).