1. Comitê Central do PRC. "Normas para a tribuna de debates." N.p.:, 1987 July.

1. Comitê Central do PRC. "Normas para a tribuna de debates." N.p.:, 1987 July., Box: 11. 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/373154 Accessed September 26, 2026.