6. "Pomar, Arroyo e Drummond: Heróis do povo brasileiro." N.p.:, December 1977.

6. "Pomar, Arroyo e Drummond: Heróis do povo brasileiro." N.p.:, December 1977., Box: 8. 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/372599 Accessed September 26, 2026.