5. "Esboço de Plano para contactos com outras forças." N.p.:, 1983 September 1.

5. "Esboço de Plano para contactos com outras forças." N.p.:, 1983 September 1., Box: 3. 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/371561 Accessed September 26, 2026.