PETROV, Yury. 1917-2017: Lessons of the past hundred years. Gosudarstvennaya Sluzhba, [S. l.], v. 19, n. 1, p. 15–20, 2017. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/22375. Acesso em: 8 nov. 2026.