Khatamov Ochildi Kurbanovich, and Shakarova Dilfuza Ruzimuratovna. “Economic Efficiency Analysis of Regional Rail Transport Services”. THE INNOVATION ECONOMY 3, no. 4 (July 3, 2026). Accessed July 15, 2026. https://ojs.qmii.uz/index.php/ej/article/view/1544.