Viana, Rafael. “The Practice of Armed Struggle of the Organización Popular Revolucionária – 33 Orientales in Uruguay (1968-1972)”. Revista Crítica Histórica 11, no. 21 (junho 27, 2022). Acessado abril 17, 2025. https://seer.ufal.br/index.php/criticahistorica/article/view/13784.