6. Nóbrega, Eduardo Francisco da (Índio). "Teses para o III Congresso Estadual das Classes Trabalhadoras, III CECLAT-BA." N.p.:, 1985 September.

6. Nóbrega, Eduardo Francisco da (Índio). "Teses para o III Congresso Estadual das Classes Trabalhadoras, III CECLAT-BA." N.p.:, 1985 September., Box: 5. 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/372076 Accessed September 26, 2026.