Kryukov В. А. .; Tokarev А. Н. Creation of Conditions for the Development of Hard-to-Recover Oil Reserves: Regional Aspects. Economy of Regions, [S. l.], v. 18, n. 3, p. 755–769, 2022. DOI: 10.17059/ekon.reg.2022-3-10. Disponível em: https://www.economyofregions.org/ojs/index.php/er/article/view/325. Acesso em: 5 may. 2024.