ЧЕРНЯВСКИЙ, А. Л. Principles and conditions for the application of countermeasures in the contemporary international law. Problems of legality, [S. l.], n. 139, p. 278–285, 2017. DOI: 10.21564/2414-990x.139.114563. Disponível em: http://plaw.nlu.edu.ua/article/view/114563. Acesso em: 2 may. 2024.