5.Manifesto Comunista no. 2 [Orgão central do Movimento Comunista Operário], (1982 November 12).

5.Manifesto Comunista no. 2 [Orgão central do Movimento Comunista Operário], (1982 November 12)., Box: 6. 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/372414 Accessed September 26, 2026.