4. Cam. Pt. " Nota autocrítica dos Cams. FP., AL., e MA." N.p.:, 1981 August 15.

4. Cam. Pt. " Nota autocrítica dos Cams. FP., AL., e MA." N.p.:, 1981 August 15., Box: 8. 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/372571 Accessed September 26, 2026.