Онгaровa Е. М. Analysis of the Caspian Sea within the framework of geopolitical theories. Journal of Oriental Studies, [S. l.], v. 85, n. 2, p. 102–108, 2018. Disponível em: https://bulletin-orientalism.kaznu.kz/index.php/1-vostok/article/view/1098. Acesso em: 22 jul. 2024.