1. "Onde tudo acontece, Só faltava a greve que mexesse con todos, Aconteceu." [Bus drivers' syndicate went on strike in São Paulo]Istoé 4, no. 124, (1979 May 9).

1. "Onde tudo acontece, Só faltava a greve que mexesse con todos, Aconteceu." [Bus drivers' syndicate went on strike in São Paulo]Istoé 4, no. 124, (1979 May 9)., Box: 5. 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/372123 Accessed September 26, 2026.