21. "Carta do Cam. Venáncio" [Carta ao Pe. Aberta ao P.]. N.p.:, January 1981?

21. "Carta do Cam. Venáncio" [Carta ao Pe. Aberta ao P.]. N.p.:, January 1981?, 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/373505 Accessed September 26, 2026.