Principles of Interaction between the State Border Guard Service of Ukraine and Other Law Enforcement Agencies. Bulletin of Kharkiv National University of Internal Affairs, [S. l.], v. 87, n. 4, p. 62–70, 2019. DOI: 10.32631/v.2019.4.06. Disponível em: https://visnyk.univd.edu.ua/index.php/VNUAF/article/view/245. Acesso em: 7 oct. 2025.