The Problem of «Caspian Oil» and Kazakhstan in the New Historical Conditions. Journal of history, [S. l.], v. 94, n. 3, p. 50–59, 2019. DOI: 10.26577/jh-2019-3-h7. Disponível em: https://bulletin-history.kaznu.kz/index.php/1-history/article/view/511. Acesso em: 5 jul. 2026.