ЛЕГІН, Л. М. Concepts and criteria as law: problems of definition. Problems of legality, [S. l.], n. 132, p. 196–204, 2016. DOI: 10.21564/2414-990x.132.60938. Disponível em: http://plaw.nlu.edu.ua/article/view/60938. Acesso em: 3 may. 2024.