ARISTOV, A. We have not become weaker at all!. Gosudarstvennaya Sluzhba, [S. l.], v. 12, n. 2, p. 51–56, 2010. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/21034. Acesso em: 9 nov. 2026.