SHEPHERD, Amy. Extremism, Free Speech and the Rule of Law: Evaluating the Compliance of Legislation Restricting Extremist Expressions with Article 19 ICCPR. Utrecht Journal of International and European Law, Utrecht, v. 33, n. 85, p. 62–83, 2017. DOI: 10.5334/ujiel.405. Disponível em: https://utrechtjournal.org/article/view/26067.. Acesso em: 4 apr. 2026.