RAKHIMOV, X. INCREASING ECONOMIC EFFICIENCY OF RAILWAY INFRASTRUCTURE. SCIENCE AND INNOVATIVE DEVELOPMENT, [S. l.], v. 3, n. 3, p. 31–37, 2020. Disponível em: https://ilm-fan-journal.csti.uz/index.php/journal/article/view/177. Acesso em: 6 nov. 2025.