4. "Reunião da [5a.] CNOP." N.p.:, 1982 March 27.

4. "Reunião da [5a.] CNOP." N.p.:, 1982 March 27., Box: 27. 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/375960 Accessed September 26, 2026.