KAPITONOV, Ivan. Smile, gentlemen, smile. Gosudarstvennaya Sluzhba, [S. l.], v. 18, n. 2, p. 28–28, 2016. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/22236. Acesso em: 9 nov. 2026.