SAFONOVA, Tamara Yu. Optimization of Russian oil exports under the existing embargo and price ceiling. Gosudarstvennaya Sluzhba, [S. l.], v. 25, n. 1, p. 48–54, 2023. DOI: 10.22394/2070-8378-2023-25-1-48-54. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/463. Acesso em: 8 nov. 2026.