3. C.C. do PRC. "Os revolucionários comunistas e o Congresso da CUT. N.p.:, 1984 June.

3. C.C. do PRC. "Os revolucionários comunistas e o Congresso da CUT. N.p.:, 1984 June., 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/373469 Accessed September 26, 2026.