KHATAMOV OCHILDI KURBANOVICH; SHAKAROVA DILFUZA RUZIMURATOVNA. Economic efficiency analysis of regional rail transport services. THE INNOVATION ECONOMY, [S. l.], v. 3, n. 4, 2026. Disponível em: https://ojs.kstu.uz/index.php/ej/article/view/1544. Acesso em: 4 aug. 2026.