3. "70 anos de tirania. Do social-imperialismo à 'glasnost'" [3a. Parte(final)].A Tarde, (1987 October 23).

3. "70 anos de tirania. Do social-imperialismo à 'glasnost'" [3a. Parte(final)].A Tarde, (1987 October 23)., 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/372692 Accessed September 26, 2026.