CONCESSION POLICY IN THE TRANS-SFSR (1921-1930). International Journal of Innovative Technologies in Social Science, [S. l.], n. 3(43), 2024. DOI: 10.31435/rsglobal_ijitss/30092024/8263. Disponível em: https://rspublisher.org/index.php/ijitss/article/view/2994. Acesso em: 17 mar. 2026.