Hehl de Sylos cintra, R. e Maran de Oliveira, C. 2015. Sustainable energy integration: A real possibility in South America through the Unasur. Revista Pós Ciências Sociais. 12, 23 (jun. 2015), 275–288. DOI:https://doi.org/10.18764/2236-9473.v12n23p275-288.