10. "Sem tempo para fuxico: Lula e Joaquinzão discutem a greve e o diálogo."Istoé, (1983 August 3).

10. "Sem tempo para fuxico: Lula e Joaquinzão discutem a greve e o diálogo."Istoé, (1983 August 3)., 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/375118 Accessed September 26, 2026.