ZAYNUTDINOV, Ruslan Raisovich. Russia and Europe Under Sanctions: Problems of Energy Development. International Journal of Energy Economics and Policy, [S. l.], v. 5, n. 2, p. 415–421, 2015. Disponível em: https://mail.econjournals.org.tr/index.php/ijeep/article/view/1071. Acesso em: 10 jan. 2025.