ROMCHUK, M. . From Neutral Status to a Course Towards Collective Security: Evolution of Ukraine’s Approaches to Ensuring National Security. Problems of legality, [S. l.], n. 161, p. 30–56, 2023. DOI: 10.21564/2414-990X.161.280117. Disponível em: http://plaw.nlu.edu.ua/article/view/280117. Acesso em: 30 jun. 2024.