2. "Saul Rosas continua a acreditar num marxismo humanitário e romântico." N.p., (ca. 1979?).

2. "Saul Rosas continua a acreditar num marxismo humanitário e romântico." N.p., (ca. 1979?)., Box: 29. 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/376211 Accessed September 26, 2026.