Hadjitchoneva, Juliana, and Daniel Moura da Costa Teixeira. “EU-Mercosur Agreement: Developments and Prospects for Bulgarian-Brazilian Economic and Trade Relations”. UNWE Yearbook, no. 1 (February 14, 2021): 103–124. Accessed July 22, 2026. https://bjiep.e-dnrs.org/index.php/yb/article/view/5947.