11.Ptj. "Recompondo os fatos (Contra o Oportunismo)." N.p.:, 1980 December 12.

11.Ptj. "Recompondo os fatos (Contra o Oportunismo)." N.p.:, 1980 December 12., Box: 14. 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/373495 Accessed September 26, 2026.