18. Org. de Base "Dina". "Sobre a carta do Cam. Venáncio." N.p.:, 1981 February 22.

18. Org. de Base "Dina". "Sobre a carta do Cam. Venáncio." N.p.:, 1981 February 22., 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/373502 Accessed September 26, 2026.