Ceppi, Natalia. “Las Relaciones Bolivia-Brasil En El Siglo XXI: Comercio energético Y Tensiones diplomáticas The Relations Between Bolivia and Brazil During XXI Century: Energy and Diplomatic Tensions”. Brazilian Journal of International Relations, vol. 3, nº 2, julho de 2014, p. 257-83, https://doi.org/10.36311/2237-7743.2014.v3n2.p257-283.