2.Cadernos de Ensino no. 1 [Revista da UEE/RS. Sec. De Ensino], (1982 March).

2.Cadernos de Ensino no. 1 [Revista da UEE/RS. Sec. De Ensino], (1982 March)., Box: 10. 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/373011 Accessed September 26, 2026.