ПУТИН, Владимир Владимирович. Focus on issues of strategic importance. Gosudarstvennaya Sluzhba, [S. l.], v. 14, n. 2, p. 4–7, 2012. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/21481. Acesso em: 9 nov. 2026.