Fernandes, S. D. “A (I)Maturidade Da Relação Entre a União Europeia E a Rússia: The (I)Maturity of the Relationship Between the European Union and Russia”. Perspectivas - Journal of Political Science, vol. 2, Dec. 2006, pp. 89-103, https://www.perspectivasjournal.com/index.php/perspectivas/article/view/430.