Roy О. М. Russian-Kazakhstan Border Territories: On The Way To Form Sibir Cross-Border Macroregions. Economy of Regions, [S. l.], v. 20, n. 4, p. 1026–1040, 2024. DOI: 10.17059/ekon.reg.2024-4-4. Disponível em: https://economyofregions.org/ojs/index.php/er/article/view/786. Acesso em: 11 jan. 2025.