2. Dantas, Lucas. "O trabalho no Parlamento." N.p.:, 1980 Januuary.

2. Dantas, Lucas. "O trabalho no Parlamento." N.p.:, 1980 Januuary., Box: 20. 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/374728 Accessed September 27, 2026.