DNEPROV, Oleksii. Formation of the concept, features and characteristics of the period of formation and development of executive power in Ukraine. Actual problems of law, [S. l.], v. 1, n. 2, p. 36–41, 2020. DOI: 10.35774/app2020.02.036. Disponível em: https://appj.wunu.edu.ua/index.php/apl/article/view/964. Acesso em: 12 jul. 2025.