1. Doeswijk, Andreas, and Alimonda, Héctor. Argentina. Fuentes para su História Social. From the series Cadernos do Arquivo Edgard Leuenroth. Instituto de Filosofia e Ciências Humanas. Campinas:, 1983 July.

1. Doeswijk, Andreas, and Alimonda, Héctor. Argentina. Fuentes para su História Social. From the series Cadernos do Arquivo Edgard Leuenroth. Instituto de Filosofia e Ciências Humanas. Campinas:, 1983 July., Box: 29, Folder: 18. 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/376198 Accessed September 26, 2026.