8. Chapa única de oposição. Chapa 2. Metalúrgicos-SP. N.p.:, [1984?]

8. Chapa única de oposição. Chapa 2. Metalúrgicos-SP. N.p.:, [1984?], Box: 23. 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/375105 Accessed September 27, 2026.