13. Ptj. [Eduardo Sarno]. "Ao Secretariado do CR." N.p.:, 1983 October 18.

13. Ptj. [Eduardo Sarno]. "Ao Secretariado do CR." N.p.:, 1983 October 18., Box: 19. 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/374503 Accessed September 26, 2026.