WILLIAMS, Paul; SOMMADOSSI, Tiffany; MUJAIS, Ayat. A Legal Perspective on Yemen’s Attempted Transition from a Unitary to a Federal System of Government. Utrecht Journal of International and European Law, Utrecht, v. 33, n. 84, p. 4–22, 2017. DOI: 10.5334/ujiel.366. Disponível em: https://utrechtjournal.org/article/view/26060.. Acesso em: 4 apr. 2026.