Umarov К.Е. Strategic partnership between the Republic of Kazakhstan and the USA and cooperation on stabilization of Afghanistan. Public Administration and Civil Service, Астана, Казахстан, n. 2, p. 81–84, 2013. Disponível em: https://journal.apa.kz/index.php/path/article/view/816. Acesso em: 26 feb. 2026.