Tribuna de Debates no. 4(undated).II Conf. Reg.-BA., (undated).

Tribuna de Debates no. 4(undated).II Conf. Reg.-BA., (undated)., Box: 3, Folder: 20. 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/370489 Accessed September 26, 2026.