6. Otoniel, P. "As nossas tarefas imediatas: Anotações."

6. Otoniel, P. "As nossas tarefas imediatas: Anotações.", Box: 3. Eduardo Sarno Collection of Leftist Movements in Brazil, 2002-03. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/371702 Accessed September 27, 2026.