1941 (pre-war half-year period): changes in the NKVD structure of the Ukrainian Soviet Socialist Republic. Bulletin of Kharkiv National University of Internal Affairs, [S. l.], v. 82, n. 3, p. 9–19, 2018. DOI: 10.32631/v.2018.3.01. Disponível em: https://visnyk.univd.edu.ua/index.php/VNUAF/article/view/182. Acesso em: 17 sep. 2025.