Combating Political Police: An Overview of National Action’s Counterintelligence Program, 1982–1990. Salus Journal, [S. l.], v. 1, n. 2, p. 40–51, 2013. Disponível em: https://view.salusjournal.com/index.php/salusjournal/article/view/issue-01-number-02-whitford. Acesso em: 16 oct. 2026.