2. "Circular-Ainda sobre o Congresso da CUT." N.p.:, 1984 July.

2. "Circular-Ainda sobre o Congresso da CUT." N.p.:, 1984 July., Box: 14. 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/373468 Accessed September 26, 2026.